GATE 2027 Syllabus has been officially released by IIT Madras at gate2027.iitm.ac.in on July 20, 2026. GATE 2027 spans 30 subject papers, including the newly added Robotics and Automation (RA) paper. IIT Madras has revised the syllabus for the first time in five years. New ME topics include advanced manufacturing, high-speed compressible flow, and boiling/condensation heat transfer. Download the official GATE 2027 syllabus PDF and align your preparation with the revised topic list before the February 2027 exam.

  • IIT Madras is the organizing institute for GATE 2027. The official portal is gate2027.iitm.ac.in.
  • IIT Madras released the GATE 2027 syllabus PDF on July 20, 2026 as part of the official Information Brochure.
  • GATE 2027 has 30 subject papers, adding Robotics and Automation (RA) as a new standalone paper.
  • The ME syllabus is the most significantly revised — additive manufacturing, PLCs, Industry 4.0, NDT, high-speed compressible flow, and boiling/condensation heat transfer are added. Heisler charts, Lagrange’s equation, and UTM testing are removed.
  • In the CS paper, ARP and ICMP are removed from Computer Networks. Digital Logic has presentational updates.
  • All 30 papers share an identical General Aptitude section of 15 marks across 10 questions.
  • A GATE 2027 score is valid for 3 years from the result date of March 19, 2027.

Registration for GATE 2027 has closed. If you registered, log in to gate2027.iitm.ac.in to check whether the application correction window is still open for paper or exam city updates.

GATE 2027 Syllabus PDF: Paper-wise Downloads

GATE 2027 Syllabus PDF: Download Paper-wise PDFs

IIT Madras released the GATE 2027 syllabus for all 30 papers on July 20, 2026 as part of the official Information Brochure. Use the links below to access subject-specific PDFs from the official portal.

Paper Code Subject Syllabus Link
CS Computer Science and Information Technology GATE CS Syllabus 2027 PDF
ME Mechanical Engineering (Revised 2027) GATE ME Syllabus 2027 PDF
EE Electrical Engineering GATE EE Syllabus 2027 PDF
EC Electronics and Communication Engineering GATE EC Syllabus 2027 PDF
CE Civil Engineering GATE CE Syllabus 2027 PDF
GG Geology and Geophysics GATE GG Syllabus 2027 PDF
AG Agricultural Engineering GATE AG Syllabus 2027 PDF
IN Instrumentation Engineering GATE IN Syllabus 2027 PDF
CH Chemical Engineering GATE CH Syllabus 2027 PDF
BT Biotechnology (Revised 2027) GATE BT Syllabus 2027 PDF
RA Robotics and Automation (New Paper 2027) GATE RA Syllabus 2027 PDF
DA Data Science and Artificial Intelligence GATE DA Syllabus 2027 PDF
— All Papers (Complete Information Brochure) GATE 2027 Full Brochure PDF
GATE 2027 Syllabus: Overview

GATE 2027 Syllabus: Overview

IIT Madras organizes GATE 2027 on behalf of the National Coordination Board–GATE and the Ministry of Education. A valid GATE 2027 score qualifies you for M.Tech, M.S., and Ph.D. admissions at IITs, NITs, IISc, and other centrally funded institutes. PSUs that use GATE scores for direct recruitment also accept a valid scorecard.

Parameter GATE 2027 Details
Full Name Graduate Aptitude Test in Engineering (GATE) 2027
Organizing Institute IIT Madras
Official Website gate2027.iitm.ac.in
Total Subject Papers 30 (including new Robotics and Automation paper)
Syllabus Release Date July 20, 2026
Exam Mode Computer-Based Test (CBT)
Duration 3 hours (180 minutes)
Total Marks 100
Total Questions 65
General Aptitude 10 questions — 15 marks (common to all 30 papers)
Subject-Specific Section 55 questions — 85 marks
Question Types MCQ, Multiple Select Questions (MSQ), Numerical Answer Type (NAT)
Negative Marking MCQ only — −1/3 for 1-mark; −2/3 for 2-mark. No negative for MSQ and NAT.
Score Validity 3 years from result declaration (March 19, 2027)
GATE 2027 Important Dates

GATE 2027 Important Dates

Upcoming events appear first in chronological order. Past milestones appear at the bottom with an (Over) tag.

Event Date Status
Exam City Intimation Letter January 4, 2027 Upcoming
Admit Card Download January 2027 (date to be announced) Upcoming
GATE 2027 Exam — Weekend 1 February 6–7, 2027 Upcoming
GATE 2027 Exam — Weekend 2 February 13–14, 2027 Upcoming
GATE 2027 Exam — Weekend 3 February 20–21, 2027 Upcoming
Provisional Answer Key Release February 2027 (after exam completion) Upcoming
Answer Key Challenge Window February–March 2027 Upcoming
Result Declaration March 19, 2027 Upcoming
Score Card Available March 22, 2027 onwards (valid for 3 years) Upcoming
Official Notification and Syllabus Released July 20, 2026 Over
Registration Opens (GOAPS) August 27, 2026 Over
Regular Registration Deadline September 27, 2026 Over
Extended Registration with Late Fee October 5, 2026 Over
Application Correction Window Opens October 14, 2026 Over

Source: gate2027.iitm.ac.in, IIT Madras

GATE 2027 Syllabus: What’s New?

GATE 2027 Syllabus: What’s New?

IIT Madras issued a revised GATE 2027 brochure after the July 20, 2026 initial release. The ME paper carries the most extensive additions and removals. Cross-check your study material against this table before your next mock test. Older GATE prep books do not cover the new Industry 4.0 and compressible flow topics.

Paper / Section New Topics Added Topics Removed
Robotics and Automation (RA) — New Paper
  • New standalone GATE paper for 2027
  • Kinematics and dynamics of robotic systems
  • Machine vision
  • Robot programming and control
  • Two-paper combinations: CS, DA, EC, EE, IN, ME
New paper — no prior baseline
ME — Engineering Mathematics
  • Cauchy’s integral formula
  • Contour integration (complex variables)
—
ME — Fluid Mechanics
  • High-speed compressible flow
  • Nozzle flow analysis
—
ME — Heat Transfer
  • Boiling and condensation heat transfer
  • Pump characteristics
  • Heisler charts
ME — Theory of Machines
  • Two-degree-of-freedom vibration systems
  • Transmissibility ratio
  • Lagrange’s equation
ME — Advanced Manufacturing (New Section)
  • Additive manufacturing (FDM, SLA, SLS, DMLS)
  • Industry 4.0 and digital manufacturing
  • PLCs and factory automation
  • NDT methods (ultrasonic, radiographic, magnetic particle)
  • UTM testing (removed from Engineering Materials)
Biotechnology (BT) Sections combined; additional molecular biology topics added Section structure reorganized
CS — Computer Networks Section boundaries clarified; Digital Logic presentation updated ARP and ICMP removed from Computer Networks scope
EE More precise topic boundaries in Electrical Machines, Power Systems, Control Systems, Analog and Digital Electronics, Power Electronics No topics removed — clarifications only
XE Engineering Sciences XE9: Textile Engineering added as a new optional section Some older optional sections updated or merged
GATE 2027 General Aptitude Syllabus

GATE 2027 General Aptitude (GA) Syllabus

The GA section is identical across all 30 GATE 2027 papers. It carries 15 marks in 10 questions. Do not skip GA preparation — it accounts for 15% of your total score and can be mastered in 4–6 weeks of consistent practice.

Sub-section Topics Marks
Verbal Ability

Verbal Ability Topics — Click Here

English grammar (tenses, articles, prepositions, subject-verb agreement, sentence correction); vocabulary (synonyms, antonyms, one-word substitution, word analogies); verbal analogies; word groups; reading comprehension passages; critical reasoning (arguments, assumptions, inferences).

~7–8
Numerical Ability

Numerical Ability Topics — Click Here

Numerical computation (ratio, proportion, percentages, profit and loss, time and work, time and distance, simple and compound interest); numerical estimation and approximation; data interpretation (bar charts, pie charts, line graphs, tables); numerical reasoning (sequences, series, number puzzles); spatial reasoning and pattern recognition.

~7–8
GATE CS Syllabus 2027

GATE CS Syllabus 2027 (Computer Science and Information Technology)

GATE CS is the most-attempted GATE paper. The 2027 syllabus is largely stable. Digital Logic has presentational updates and ARP and ICMP are removed from Computer Networks. Algorithms, Data Structures, OS, and Engineering Mathematics together account for roughly 40 marks.

Section Key Topics
Engineering Mathematics

Engineering Mathematics Topics — Click Here

Discrete Mathematics: propositional and first-order logic; sets, relations, functions; partial orders and lattices; groups; graphs (connectivity, matching, colouring); combinatorics (counting, recurrences, generating functions). Linear Algebra: matrix algebra; eigenvalues and eigenvectors; LU decomposition. Calculus: limits, continuity; maxima and minima; integration. Probability and Statistics: random variables; uniform, normal, Poisson distributions; conditional probability; Bayes theorem.

Digital Logic Boolean algebra and minimisation (K-map); logic gates; combinational circuits (adders, MUX, decoder, encoder); sequential circuits (flip-flops, counters, shift registers); finite-state machines; number representations and computer arithmetic.
Computer Organization and Architecture Machine instructions and addressing modes; ALU, data-path, and control unit; instruction pipelining and pipeline hazards (structural, data, control); memory hierarchy (cache — direct mapping, set-associative, fully associative; main memory; secondary storage); I/O interface (interrupt-driven and DMA mode).
Programming and Data Structures

Programming and DS Topics — Click Here

Programming in C — recursion, pointers, structures, parameter passing, scope; data structures — arrays, stacks, queues, linked lists (singly, doubly, circular), trees (binary trees, BST, AVL, B-trees, red-black trees), heaps, tries, graphs; hashing; time and space complexity (Big-O, Big-Theta, Big-Omega).

Algorithms Searching and sorting; asymptotic analysis; greedy; dynamic programming; divide and conquer; graph algorithms (BFS, DFS, topological sort, Dijkstra, Bellman-Ford, Floyd-Warshall, Kruskal, Prim); NP-completeness.
Theory of Computation Regular languages and finite automata (DFA, NFA, ε-NFA); pushdown automata and context-free grammars; pumping lemma; Turing machines; decidability and undecidability; complexity classes (P, NP, NP-complete).
Compiler Design Lexical analysis; parsing (top-down, bottom-up; LL(1), SLR, LALR, CLR); semantic analysis; runtime environments; intermediate code generation; code optimisation (constant propagation, liveness analysis, common subexpression elimination); code generation.
Operating Systems

Operating Systems Topics — Click Here

Processes and threads; inter-process communication; concurrency and synchronisation (semaphores, monitors, mutexes, critical sections); deadlock (detection, prevention, avoidance — Banker’s algorithm, recovery); CPU scheduling (FCFS, SJF, Round Robin, Priority); I/O scheduling; memory management (paging, segmentation, virtual memory; page replacement — FIFO, LRU, Optimal); file systems; disk scheduling (SSTF, SCAN, C-SCAN).

Databases ER model; relational model; SQL (DDL, DML, joins, aggregation, nested queries); integrity constraints; normalisation (1NF to BCNF); indexing (B-trees, B+-trees, hashing); transactions; concurrency control (2PL, timestamp ordering); serializability; query optimisation.
Computer Networks

Computer Networks Topics — Click Here

OSI and TCP/IP models; data link layer (framing, error detection — CRC, Hamming; MAC protocols, Ethernet bridging); network layer (routing — RIP, OSPF, BGP; IPv4 addressing, CIDR; NAT, DHCP); transport layer (TCP, UDP, flow control, congestion control); application layer (HTTP, FTP, DNS, SMTP, POP). Note: ARP and ICMP are removed from the GATE 2027 CS scope.

GATE CS 2027: Topic-wise Weightage (Based on 2022–2026 Trends)

Topic Approx. Questions Approx. Marks
Engineering Mathematics + Discrete Maths 5–6 12–15
Programming and Data Structures 5–6 12–13
Computer Organization and Architecture 4–5 8–10
Algorithms 4–5 8–9
Computer Networks 4–5 7–9
Operating Systems 4–5 7–8
Theory of Computation + Compiler Design 4 7–8
Databases 3–4 5–8
Digital Logic 2–3 4–6
General Aptitude (fixed) 10 15
GATE ME Syllabus 2027

GATE ME Syllabus 2027 (Mechanical Engineering) — Revised

The GATE 2027 ME syllabus is the most significantly revised among all papers. New topics are tagged [NEW 2027] in the tables below. Remove Heisler charts, Lagrange’s equation, and UTM testing from your older notes — they are out of scope for GATE 2027.

Section 1: Engineering Mathematics

Topic Sub-topics (GATE ME 2027)
Linear Algebra Matrix algebra; systems of linear equations; eigenvalues and eigenvectors; LU decomposition.
Calculus

Calculus Topics — Click Here

Functions of single variable; limits, continuity, and differentiability; mean value theorems; indeterminate forms; definite and improper integrals; double and triple integrals; partial derivatives; gradient, divergence, and curl; line, surface, and volume integrals; theorems of Stokes, Gauss, and Green.

Differential Equations First-order ODEs; higher-order linear ODEs with constant coefficients; Euler and Cauchy equations; Laplace transforms; solutions of heat, wave, and Laplace equations.
Complex Variables [Updated 2027] Analytic functions; Cauchy-Riemann equations; Cauchy’s integral theorem; Cauchy’s integral formula [NEW 2027]; contour integration [NEW 2027]; Taylor and Laurent series; residue theorem.
Probability and Statistics Conditional probability; distributions (binomial, Poisson, normal); mean, median, mode; standard deviation; sampling theorems.
Numerical Methods Solutions of linear and nonlinear algebraic equations; trapezoidal and Simpson’s rules; Euler, Runge-Kutta, and predictor-corrector methods for ODEs.

Section 2: Applied Mechanics and Design

Topic Area Key Topics
Engineering Mechanics Free-body diagrams; equilibrium of particles and rigid bodies; trusses and frames; friction; virtual work; kinematics and dynamics; impulse and momentum; energy methods; collision and impact.
Mechanics of Materials

SOM Topics — Click Here

Stress and strain (axial, shear, volumetric); elastic constants; Poisson’s ratio; Mohr’s circle for plane stress and strain; shear force and bending moment diagrams; bending and shear stresses in beams; deflection of beams; torsion of circular shafts; thin and thick cylinders; Euler’s column theory; strain energy methods; thermal stresses; failure theories (von Mises, Tresca).

Theory of Machines Displacement, velocity, and acceleration analysis of plane mechanisms; dynamic analysis of linkages; cams; gear trains (spur, helical, bevel, worm); flywheels; governors; balancing of reciprocating and rotating masses; gyroscope. (Lagrange’s equation is removed from the 2027 syllabus.)
Vibrations [Partially Updated] Free and forced vibration of single degree-of-freedom systems; effect of damping; two-degree-of-freedom vibration systems [NEW 2027]; transmissibility ratio [NEW 2027]; vibration isolation; resonance; critical speeds of shafts.
Machine Design Design for static and dynamic loading; fatigue strength and S-N diagram; design of bolted, riveted, and welded joints; shafts; spur gears; rolling and sliding contact bearings; brakes, clutches, and springs.

Section 3: Fluid Mechanics and Thermal Sciences

Topic Area Key Topics (GATE ME 2027)
Fluid Mechanics [Updated]

Fluid Mechanics Topics — Click Here

Fluid properties; fluid statics and manometry; buoyancy; control-volume analysis (mass, momentum, energy); Bernoulli’s equation; dimensional analysis; viscous flow; boundary layer; pipe flow and head losses; turbines and pumps including pump characteristics [NEW 2027]; high-speed compressible flow and nozzle analysis [NEW 2027]; Fanno and Rayleigh flow basics.

Heat Transfer [Updated]

Heat Transfer Topics — Click Here

Modes of heat transfer; one-dimensional steady conduction; composite walls and resistance analogy; extended surfaces (fins); unsteady heat conduction (lumped capacitance); convective heat transfer (forced and free); radiation (view factors, radiation networks); boiling and condensation heat transfer [NEW 2027]; heat exchangers (LMTD and NTU methods). Note: Heisler charts are removed from the 2027 syllabus.

Thermodynamics Thermodynamic systems and processes; properties of pure substances; ideal and real gases; zeroth, first, and second laws; Carnot cycle; Rankine cycle (simple, reheat, regenerative); air-standard cycles (Otto, Diesel, Dual, Brayton); vapour compression refrigeration; psychrometrics; irreversibility and availability.
Turbomachinery [Updated] Velocity triangles; Pelton wheel, Francis, and Kaplan turbines; centrifugal and axial compressors; IC engine performance (air-fuel ratio, brake power, BSFC); pump characteristics curves [NEW 2027]; refrigeration and air conditioning.

Section 4: Materials, Manufacturing and Industrial Engineering

Topic Area Key Topics (GATE ME 2027)
Engineering Materials Crystal structures; phase diagrams; heat treatment (annealing, normalising, hardening, tempering); stress-strain diagrams and material properties. (UTM testing is removed from the 2027 syllabus.)
Casting, Forming and Joining Casting (patterns, moulds, risers, gating); plastic deformation; hot and cold working; bulk forming (rolling, forging, extrusion, drawing); sheet metal operations (shearing, bending, deep drawing); welding, brazing, and soldering.
Machining and Machine Tools Mechanics of machining (Merchant’s theory); tool life and wear (Taylor’s equation); lathe, milling, drilling, and grinding; economics of machining; non-traditional machining (EDM, ECM, USM, laser); jigs and fixtures.
Metrology and Inspection Limits, fits, and tolerances; linear and angular measurements; comparators; surface roughness; gear and screw thread measurement; CMM; Non-Destructive Testing — NDT (ultrasonic, radiographic, magnetic particle) [NEW 2027].
Advanced Manufacturing [NEW SECTION 2027]

Advanced Manufacturing Topics — Click Here

Additive manufacturing processes [NEW]: FDM, SLA, SLS, DMLS, binder jetting — principles, materials, applications, and limitations. Industry 4.0 [NEW]: IoT in manufacturing, cyber-physical systems, digital twins, smart manufacturing, digital manufacturing concepts. PLCs and factory automation [NEW]: ladder logic, PLC programming basics, sequential control systems, SCADA. CAD/CAM integration; CNC machining and G-code fundamentals; robotics integration in manufacturing.

Industrial Engineering Forecasting (moving average, exponential smoothing); aggregate production planning; MRP; lean manufacturing; scheduling (SPT, EDD, Johnson’s rule); PERT and CPM; linear programming (simplex method); transportation and assignment problems; queuing theory (M/M/1); EOQ and inventory models; work study.

GATE ME 2027: Topic-wise Weightage (Based on 2022–2026 Trends)

Section High-Weightage Topics Approx. Marks
Fluid Mechanics and Thermal Sciences Thermodynamics, Fluid Mechanics, Heat Transfer, Turbomachinery 23–28
Engineering Mathematics Calculus, Differential Equations, Linear Algebra 13–15
Applied Mechanics and Design Strength of Materials, Theory of Machines, Machine Design 20–25
Manufacturing and Industrial Engineering Metal Cutting, Casting, Operations Research, Advanced Manufacturing (new) 17–22
General Aptitude (fixed) Verbal Ability, Numerical Ability 15
GATE EE Syllabus 2027

GATE EE Syllabus 2027 (Electrical Engineering)

GATE EE covers nine technical sections plus Engineering Mathematics. The 2027 EE syllabus has more precisely defined topic boundaries compared to 2026 — no topics are removed. Electric Circuits, Power Systems, and Electrical Machines together account for roughly 35–40 marks.

Section Key Topics
Engineering Mathematics Linear algebra; calculus; differential equations; complex variables (Cauchy’s theorem); Fourier, Laplace, and Z-transforms; probability and statistics; numerical methods.
Electric Circuits Network elements (R, L, C, dependent sources); KCL and KVL; node and mesh analysis; Thevenin, Norton, Superposition, Maximum Power Transfer theorems; AC power (real, reactive, apparent); two-port networks; three-phase circuits; transient response; resonance.
Electromagnetic Fields Coulomb’s and Gauss’s laws; Biot-Savart and Ampere’s laws; Faraday’s law; Maxwell’s equations; plane waves; transmission lines; vector calculus (gradient, divergence, curl).
Signals and Systems LTI systems; convolution; Fourier series and Fourier transform; Laplace transform; Z-transform; sampling theorem; DFT; stability criteria (BIBO).
Electrical Machines

Electrical Machines Topics — Click Here

Single-phase transformer: equivalent circuit, phasor diagram, OC and SC tests, regulation, efficiency. Three-phase transformers: connections (star-delta, delta-delta), parallel operation. Auto-transformer. Three-phase induction motor: types, torque-speed characteristics, no-load and blocked-rotor tests, speed control. Single-phase induction motor. Synchronous generator and motor: phasor diagrams, voltage regulation, V-curves, applications. DC machines: armature reaction, commutation, starting and speed control of DC motors.

Power Systems AC and DC transmission; per-unit system; line models; load flow analysis (Gauss-Seidel, Newton-Raphson); symmetrical and unsymmetrical fault analysis; power system stability (steady-state, transient); circuit breakers and protection relays; economic load dispatch.
Control Systems Block diagrams and signal flow graphs; transfer functions; transient and steady-state analysis; Routh-Hurwitz; root locus; Bode and Nyquist plots; PID controllers; lead, lag, and lag-lead compensation; state-space (controllability, observability).
Electrical and Electronic Measurements Bridges and potentiometers; measurement of voltage, current, power, energy, and power factor; instrument transformers (CT, PT); digital voltmeters; error analysis; oscilloscopes.
Analog and Digital Electronics Diode circuits; BJT and MOSFET small-signal models; op-amp circuits (integrator, differentiator, Schmitt trigger); ADC and DAC; logic families; combinational and sequential digital circuits.
Power Electronics Phase-controlled rectifiers; DC-DC converters (buck, boost, buck-boost); voltage source inverters; PWM; AC voltage controllers; applications in motor drives and UPS.
GATE EC Syllabus 2027

GATE EC Syllabus 2027 (Electronics and Communication Engineering)

The EC syllabus is largely unchanged for GATE 2027. It covers seven core sections plus Engineering Mathematics. Networks and Signals, Analog Circuits, and Communications consistently carry the highest marks.

Section Key Topics
Engineering Mathematics Linear algebra; calculus; differential equations; complex analysis (Cauchy-Riemann, contour integration, residue theorem); probability and statistics; Fourier, Laplace, and Z-transforms.
Networks, Signals and Systems

Networks and Signals Topics — Click Here

Network solution methods (nodal and mesh analysis); Thevenin, Norton, Superposition; two-port networks; transient and steady-state sinusoidal analysis; Fourier series and Fourier transform; Laplace transform; Z-transform; convolution; sampling theorem; LTI systems (stability, impulse response, frequency response, group delay); DFT; digital filter design.

Electronic Devices Energy bands in intrinsic and extrinsic silicon; carrier transport (drift and diffusion); p-n junction; BJT (CE, CB, CC); MOSFET (enhancement and depletion); LED; photodiode; solar cell; IC fabrication basics.
Analog Circuits Small-signal models (BJT and MOSFET); single and multi-stage amplifiers; differential amplifiers; feedback amplifiers; op-amp characteristics and circuits (inverting, non-inverting, integrator, differentiator, Schmitt trigger); active filters; oscillators (RC, LC); clipping and clamping; rectifiers.
Digital Circuits Boolean algebra; combinational circuits (MUX, decoder, encoder, comparator, adder); sequential circuits (flip-flops, counters, shift registers); ADC and DAC; SRAM and DRAM; memory interfacing.
Control Systems Feedback and block diagrams; signal flow graphs; transient and steady-state analysis; Routh-Hurwitz; root locus; Bode and Nyquist plots; PID controllers; state-space representation; controllability and observability.
Communications

Communications Topics — Click Here

Random processes: autocorrelation and PSD; white noise; LTI filtering of noise. Analog modulation: AM (DSB-SC, SSB, VSB), FM, PM; demodulation; SNR calculations. Digital modulation: ASK, FSK, PSK (BPSK, DPSK), QPSK, QAM; matched filter receivers; BER analysis; bandwidth requirements. Information theory: entropy, mutual information, channel capacity (Shannon-Hartley). Error correction: Hamming codes, CRC.

Electromagnetics Maxwell’s equations; plane wave propagation; reflection and refraction; polarisation; transmission lines (characteristic impedance, standing waves, Smith chart, impedance matching); rectangular waveguides; dipole and aperture antennas; gain, directivity, radiation pattern.

GATE EC 2027: Topic-wise Weightage (Based on 2022–2026 Trends)

Section Approx. Marks
Engineering Mathematics 13–15
Networks, Signals and Systems 13–16
Analog Circuits 10–13
Communications 10–12
Electromagnetics 9–11
Electronic Devices 8–10
Control Systems 7–9
Digital Circuits 6–8
General Aptitude (fixed) 15
GATE CE Syllabus 2027

GATE CE Syllabus 2027 (Civil Engineering)

GATE CE is offered as two papers — CE1 and CE2 — sharing the same syllabus. The 2027 CE syllabus is stable with no major revisions reported. Structural Engineering and Geotechnical Engineering together contribute approximately 35–40 marks.

Section Key Topics
Engineering Mathematics Linear algebra; calculus; ODEs and PDEs; probability and statistics; numerical methods (trapezoidal rule, Newton-Raphson).
Structural Engineering

Structural Engineering Topics — Click Here

Engineering Mechanics: equilibrium, virtual work, kinematics, dynamics. Solid Mechanics: stress and strain, Mohr’s circle, bending moment and shear force diagrams, beams, columns (Euler theory), Castigliano’s theorems. Structural Analysis: determinate and indeterminate structures, force and displacement methods, matrix stiffness method, plastic analysis, influence lines. Concrete Structures (IS 456): limit state design — flexure, shear, torsion, columns, slabs, footings. Steel Structures (IS 800): tension members, compression members, beams, connections.

Geotechnical Engineering Soil classification (IS system); three-phase system; permeability and seepage; shear strength (Mohr-Coulomb, direct shear, triaxial tests); consolidation and settlement; bearing capacity; shallow and pile foundations; slope stability; earth pressure (Rankine and Coulomb theories).
Water Resources Engineering Fluid mechanics; pipe flow (Darcy-Weisbach, Hazen-Williams); open-channel hydraulics (Manning’s and Chezy’s equations); hydrology (rainfall-runoff, unit hydrograph, flood routing); irrigation; groundwater (Darcy’s law, well hydraulics).
Environmental Engineering Water quality parameters; water treatment (coagulation, sedimentation, filtration, disinfection); wastewater treatment (BOD, COD, activated sludge, trickling filter); solid waste management; air pollution standards; noise pollution.
Transportation Engineering Highway planning and geometric design (IRC standards); flexible and rigid pavement design; traffic engineering (volume, speed, density, LOS); railway track geometry; airport runway design basics.
Geomatics Engineering Principles of surveying; chain, compass, plane table, theodolite, and total station surveying; levelling and contouring; tacheometry; GIS fundamentals; remote sensing; coordinate systems.
GATE GG Syllabus 2027 (Geology and Geophysics)

GATE GG Syllabus 2027 (Geology and Geophysics)

The GG paper has 65 questions and 100 marks. It is split into Part A (common to all GG students) and Part B (choose between Geology or Geophysics). General Aptitude carries 15 marks and Part A carries approximately 25 marks. Download the official GATE 2027 GG syllabus PDF from gate2027.iitm.ac.in to verify the complete topic list before starting preparation.

GATE GG 2027 — Part A: Common Topics (Compulsory)

Topic Area Key Topics
Earth and Planetary Systems

Earth and Planetary Topics — Click Here

Earth’s internal structure (crust, mantle, core) and composition; geodynamics; isostasy (Pratt and Airy hypotheses); internal heat flow; gravitational field and geoid; Earth’s magnetic field (origin, secular variation); age of the Earth.

Plate Tectonics Plate boundaries (divergent, convergent, transform); mechanisms of plate motion; seafloor spreading; paleomagnetism and magnetic anomalies; Wilson cycle; hotspots and mantle plumes.
Geomorphology Weathering (physical, chemical, biological); soil formation and profiles; fluvial landforms (drainage patterns, river channels, flood plains, terraces); coastal geomorphology; aeolian and glacial landforms.
Basic Structural Geology Rock deformation (brittle and ductile); primary and secondary structures; dip and strike; geological maps and cross-sections.
Mineralogy Crystal systems and symmetry; optical properties of minerals (refractive index, birefringence, pleochroism); common rock-forming minerals; identification of silicate and non-silicate minerals.
Stratigraphy Principles of stratigraphy (superposition, original horizontality, faunal succession); lithostratigraphy, biostratigraphy, chronostratigraphy; geological time scale; Indian stratigraphy overview.

GATE GG 2027 — Part B Section 1: Geology

Subject Key Topics
Structural Geology

Structural Geology Topics — Click Here

Stress and strain concepts; brittle deformation (faults: normal, thrust, strike-slip; joints and fractures); ductile deformation (folds: anticline, syncline, recumbent, nappe; foliation, lineation, boudinage); fault kinematics; stereographic projection; shear zones; deformation mechanisms.

Crystallography and Mineralogy Crystal chemistry; mineral groups (olivine, pyroxene, amphibole, mica, feldspar, quartz, garnet, carbonates); optical mineralogy (plane polarised light and cross-polarised light properties); mineral stability and phase diagrams.
Petrology

Petrology Topics — Click Here

Igneous petrology: classification (IUGS scheme), textures, magma crystallisation, Bowen’s reaction series, volcanic and plutonic rock types, magmatic differentiation; Sedimentary petrology: sediment transport and deposition, diagenesis, classification of clastic and chemical sediments; Metamorphic petrology: metamorphic facies, index minerals, progressive metamorphism, contact and regional metamorphism.

Geochemistry Geochemical cycles; element partitioning (compatible and incompatible elements); isotope geology (Rb-Sr, Sm-Nd, U-Pb systems); geochronology; trace element geochemistry; cosmochemistry basics.
Paleobiology Fossils and fossilisation; major fossil groups (foraminifera, brachiopods, molluscs, echinoderms, vertebrates); use of fossils in biostratigraphy and paleoecology; evolution and extinction events.
Hydrogeology Groundwater occurrence (aquifer types: confined, unconfined, artesian); Darcy’s law and hydraulic conductivity; flow nets; well hydraulics (Theis equation, recovery test); groundwater chemistry; saltwater intrusion.
Remote Sensing and GIS Principles of remote sensing; electromagnetic spectrum; satellite imagery (Landsat, IRS); image interpretation for geological mapping; GIS data structures; applications in geology (lineament mapping, lithological mapping).

GATE GG 2027 — Part B Section 2: Geophysics

Subject Key Topics
Solid Earth Geophysics Earth’s internal structure from seismic velocity profiles; composition of crust, mantle, and core; isostasy and lithospheric flexure; geothermal gradient and heat flow; gravity and magnetic anomalies and their interpretation.
Earthquake Seismology

Seismology Topics — Click Here

Seismic waves (P, S, Love, Rayleigh); wave propagation, reflection, refraction, and diffraction; seismograph design and operation; earthquake location methods; focal mechanism solutions (beach ball diagrams); magnitude scales (Richter, moment magnitude); seismic hazard assessment; earthquake prediction.

Gravity Methods Earth’s gravity field; gravimeters (absolute and relative); corrections (free-air, Bouguer, terrain, latitude, tidal); Bouguer and free-air anomalies; gravity anomaly interpretation (density contrast, sphere, cylinder, horizontal slab); isostasy; regional and residual separation.
Magnetic Methods Earth’s magnetic field components; magnetometers (proton precession, fluxgate); magnetic susceptibility; remanent magnetisation; reduction to pole; total field anomaly interpretation; airborne magnetic surveys; applications in mineral and structural mapping.
Electrical and Electromagnetic Methods

Electrical and EM Topics — Click Here

DC resistivity methods (Wenner, Schlumberger, dipole-dipole configurations); apparent resistivity and depth of investigation; IP (induced polarisation) methods (chargeability); SP (self-potential) method; EM methods (TDEM and FDEM); skin depth; VLF method; applications in groundwater exploration and mineral prospecting.

Seismic Methods Seismic reflection surveys (CDP technique, normal moveout, stacking); seismic refraction surveys (travel-time curves, delay-time method); seismic data processing (deconvolution, migration, stacking); seismic attributes; applications in oil and gas exploration and engineering geology.
Geophysical Well Logging Principles of well logging; SP (spontaneous potential) log; resistivity logs (laterolog, induction log); porosity logs (density, neutron, sonic); gamma-ray log; caliper log; log interpretation for lithology and fluid identification.
Geophysical Inversion Forward and inverse problems in geophysics; least-squares inversion; regularisation; non-uniqueness and resolution; model parameter estimation; applications in potential field and seismic inversion.

Source: IIT Madras — GATE 2027 GG Official Syllabus PDF

GATE AG Syllabus 2027 (Agricultural Engineering)

GATE AG Syllabus 2027 (Agricultural Engineering)

The GATE 2027 AG syllabus is carried forward from 2026 with no major announced revisions. It covers six engineering disciplines applied to agriculture, food processing, and rural infrastructure. Download the official GATE 2027 AG syllabus PDF from gate2027.iitm.ac.in to verify the final topic list before beginning preparation.

Section Key Topics
Engineering Mathematics Linear algebra; calculus; differential equations; probability and statistics; numerical methods — identical in structure to other GATE papers.
Farm Machinery

Farm Machinery Topics — Click Here

Power sources for farm machinery; tractor types — two-wheel drive, four-wheel drive; power transmission systems (clutch, transmission, differential, final drive); hydraulic lift and control systems; tillage implements (mouldboard plough, disc plough, rotavator) and mechanics of soil cutting; seeding and planting equipment (seed drill, transplanter); harvesting machinery (combine harvester, paddy reaper); threshing machines; post-harvest equipment; ergonomics and safety in farm machinery design.

Farm Power

Farm Power Topics — Click Here

IC engines — working cycle (2-stroke, 4-stroke, diesel, petrol); fuel injection systems; carburetion; valve timing; engine cooling (air-cooled, water-cooled); engine lubrication; power transmission — gear trains, belts, chains; drawbar power, PTO power, and power measurement; tractor performance and efficiency; alternative energy sources for agriculture (solar PV, biomass gasifiers, biogas plants).

Soil and Water Conservation Engineering

Soil and Water Conservation Topics — Click Here

Erosion types (sheet, rill, gully, wind); mechanics of soil erosion; hydrological processes (infiltration, runoff, evapotranspiration); watershed management and treatment; soil erosion estimation using USLE; grassed waterways; drop structures and check dams; gully control measures; land levelling — estimation of earthwork (four-section method, plan-grid method); bench terracing.

Irrigation and Drainage Engineering

Irrigation and Drainage Topics — Click Here

Soil-water-plant relationships; water requirement of crops (duty, delta, base period); evapotranspiration estimation (Penman-Monteith method); irrigation methods — surface (border, furrow, basin), sprinkler (solid set, wheel-move, drip/micro), drip irrigation design; design of irrigation canals (Kennedy’s theory, Lacey’s regime); canal conveyance efficiency and distribution efficiency; drainage coefficient; subsurface drainage; groundwater well hydraulics (Dupuit’s formula, Theis’s equation); pump selection and installation.

Agricultural Processing Engineering

Agricultural Processing Topics — Click Here

Physical and mechanical properties of agricultural produce (bulk density, angle of repose, coefficient of friction, terminal velocity); size reduction (hammer mill, roller mill, grinding theory — Rittinger’s, Kick’s laws); separation — screening (effectiveness, capacity), air classification, flotation, gravity separation; cleaning and grading of grain; drying — psychrometrics (humidity, wet-bulb temperature, enthalpy), drying kinetics (equilibrium moisture content, drying rate curve), types of dryers (tray, fluidised bed, spray); grain storage structures (bin, silo, godown); grain management (aeration, fumigation).

Dairy and Food Engineering

Dairy and Food Engineering Topics — Click Here

Milk composition and properties; milk processing — pasteurisation (HTST, UHT), homogenisation, cream separation; heat exchangers in dairy and food processing (plate heat exchanger, tubular); refrigeration and cold chain management; psychrometric calculations in food processing; food packaging materials and methods; evaporation and concentration of food products (single and multiple effect evaporators); fluid flow and pump selection in food processing plants; hygienic equipment design (CIP systems).

GATE 2027 Exam Pattern

GATE 2027 Exam Pattern

All 30 GATE 2027 papers follow the same exam format. The paper has 65 questions worth 100 marks. It is split between General Aptitude (15 marks) and the subject-specific section (85 marks). MSQ and NAT questions carry no negative marking — attempt all of them regardless of certainty.

Component Questions Marks Negative Marking
General Aptitude 10 (5 × 1-mark + 5 × 2-mark) 15 MCQ: −1/3 for 1-mark; −2/3 for 2-mark
Subject-Specific Section 55 (mix of 1-mark and 2-mark) 85 MCQ only; no negative marking for MSQ and NAT
Total 65 100 —

GATE 2027 Question Types

Question Type Format Negative Marking?
MCQ (Multiple Choice Questions) 4 options; exactly one correct answer Yes — −1/3 (1-mark) or −2/3 (2-mark)
MSQ (Multiple Select Questions) 4 or more options; one or more correct. No partial credit. No
NAT (Numerical Answer Type) Numeric answer entered via on-screen virtual keyboard; no options No
Best Books for GATE 2027

Best Books for GATE 2027: Subject-wise Recommendations

Use these titles alongside the official GATE 2027 syllabus PDF. For new ME topics — additive manufacturing, compressible flow, and boiling/condensation — supplement with NPTEL video lectures. Current book editions may not cover them fully.

Paper Book Title Author / Publisher Why This Book
All Papers Higher Engineering Mathematics B.S. Grewal / Khanna Publishers Standard reference for Engineering Mathematics across all GATE papers; covers all GATE-relevant topics in one volume
CS Introduction to Algorithms (CLRS) Cormen, Leiserson, Rivest, Stein / MIT Press Definitive Algorithms and Data Structures reference; covers every GATE CS algorithm topic with rigorous proofs and examples
CS Operating System Concepts (Dinosaur Book) Silberschatz, Galvin, Gagne / Wiley Complete OS coverage — processes, threads, memory management, file systems; directly aligned with GATE CS OS syllabus
CS Introduction to Automata Theory, Languages, and Computation Hopcroft, Ullman, Motwani / Pearson Standard reference for Theory of Computation — DFA, NFA, CFGs, Turing machines, decidability
ME Engineering Thermodynamics P.K. Nag / McGraw-Hill Standard GATE ME Thermodynamics reference; covers all cycles, steam tables, and entropy in depth
ME Fluid Mechanics and Hydraulic Machines R.K. Bansal / Laxmi Publications Full GATE ME fluid mechanics syllabus; supplement with NPTEL notes for the new high-speed compressible flow topics
ME Strength of Materials S.S. Rattan / McGraw-Hill Closely matches the GATE ME SOM syllabus — beams, columns, torsion, Mohr’s circle, springs; solid worked examples
ME Manufacturing Engineering and Technology Kalpakjian and Schmid / Pearson Comprehensive manufacturing text for casting, forming, and machining; supplement with NPTEL notes on additive manufacturing and Industry 4.0 for GATE 2027
EE Electric Machinery Fundamentals Stephen Chapman / McGraw-Hill Best GATE EE Electrical Machines reference — DC motors, transformers, induction machines, synchronous machines
EE Control Systems Engineering I.J. Nagrath and M. Gopal / New Age Standard GATE Control Systems reference; covers Bode plots, Nyquist, root locus, and state-space fully
EC Signals and Systems A.V. Oppenheim and A.S. Willsky / Pearson Authoritative reference for both EC and EE signals sections; covers continuous and discrete-time systems rigorously
EC Electronic Devices and Circuit Theory Boylestad and Nashelsky / Pearson Clear coverage of semiconductor devices and analog circuits; BJT, MOSFET, amplifiers, and oscillators at GATE level
CE Soil Mechanics and Foundation Engineering K.R. Arora / Standard Publishers Comprehensive coverage of soil classification, consolidation, shear strength, and foundation design for GATE CE
GG An Introduction to Geophysics Kearey, Brooks and Hill / Blackwell Standard reference for the Geophysics section of GG paper; covers gravity, magnetic, seismic, and EM methods
AG Principles of Agricultural Engineering (Vol. I and II) A.M. Michael and T.P. Ojha / Jain Brothers Standard GATE AG reference; covers farm machinery, irrigation, drainage, soil and water conservation in full depth
How to Download GATE 2027 Syllabus PDF

How to Download GATE 2027 Syllabus PDF

Follow these steps to download the official GATE 2027 syllabus PDF from the IIT Madras portal.

  1. Visit gate2027.iitm.ac.in — the official GATE 2027 website by IIT Madras.
  2. Click the "Syllabus" or "Information Brochure" link in the homepage navigation or the Downloads section.
  3. Select your paper’s PDF link — for example, "GATE ME Syllabus 2027 PDF."
  4. The PDF will open in a new browser tab.
  5. Press Ctrl + S (Windows) or Cmd + S (Mac) to save the file locally.
  6. Alternatively, click the download icon in the PDF viewer toolbar.
  7. To access all 30 papers at once, download the full GATE 2027 Information Brochure from the same page. It contains every paper’s syllabus in a single document.

Tip: Print or annotate the syllabus PDF and check off topics as you complete each one. It is the most reliable way to avoid syllabus blind spots before GATE 2027.

GATE 2027 Preparation Strategy

GATE 2027 Preparation Strategy

GATE 2027 exams begin on February 6, 2027. You have approximately 3.5 months from today, October 21, 2026. Use the phase-wise plan below to cover the full syllabus systematically.

Phase 1 — Syllabus Audit and Planning (Week 1)

  • Download the official GATE 2027 syllabus PDF from gate2027.iitm.ac.in immediately.
  • For ME: cross-check your existing study material against the 2027 changes. Advanced manufacturing, compressible flow, and boiling/condensation require new resources.
  • Build a topic-by-topic timetable. Aim to complete core syllabus coverage by mid-January 2027.
  • Rank topics by approximate weightage and start with the highest-mark areas first.

Phase 2 — Core Syllabus Coverage (Weeks 2–8)

  • For ME: start with Thermodynamics, Fluid Mechanics, and Strength of Materials. They carry the highest combined weightage.
  • For CS: start with Algorithms, Data Structures, and Operating Systems.
  • For new GATE 2027 ME topics — advanced manufacturing, compressible flow, boiling/condensation — use NPTEL video lectures. Current textbook editions do not cover them.
  • Solve 10–15 previous year GATE questions per topic immediately after finishing each unit. Do not accumulate topics without practice.
  • Dedicate 30–45 minutes daily to General Aptitude — it returns a fixed 15 marks with predictable effort.

Phase 3 — Previous Year Papers and Error Analysis (Weeks 9–11)

  • Solve GATE previous year papers from 2018–2026 subject-wise, then under full timed conditions.
  • Maintain an error log and revisit weak topics within 2 days of each practice session.
  • For NAT questions, practise entering answers via the on-screen virtual keyboard. It is slower than a physical calculator and needs deliberate practice.
  • Aim for 60 marks in practice tests to project a competitive GATE 2027 rank.

Phase 4 — Mock Tests and Final Revision (Weeks 12–14)

  • Attempt 5–6 full-length mock tests under exact exam conditions (3 hours, on-screen GATE calculator).
  • Revise Engineering Mathematics and General Aptitude in the last 2 weeks. Both are high-return and fast to consolidate.
  • Do not begin any new topic in the final 2 weeks. Consolidate what you have already covered.
  • Run through your printed syllabus checklist one final time to confirm no topic is left uncovered.

Agricultural Engineering (AG) — Specific Tips

  • Irrigation and Drainage Engineering and Farm Machinery are the highest-weightage AG sections. Allocate at least 4–5 weeks to them.
  • Soil and Water Conservation problems involve USLE, slope lengths, and erosion factors. Practise numerical problems from previous GATE AG papers.
  • Dairy and Food Engineering is a scoring section with limited syllabus depth. Cover it fully in the last 3–4 weeks.
  • Download and annotate the GATE 2027 AG syllabus PDF from gate2027.iitm.ac.in before planning your study schedule.
GATE 2027 Syllabus FAQs

GATE 2027 Syllabus FAQs

Ques. Is the GATE 2027 syllabus the same as GATE 2026?

Ans. No. IIT Madras has revised the GATE 2027 syllabus after five years. The ME paper has the most changes — new topics include advanced manufacturing (additive manufacturing, PLCs, Industry 4.0, NDT), high-speed compressible flow, boiling and condensation, and pump characteristics. Removed topics are Heisler charts, Lagrange’s equation, and UTM testing. A new Robotics and Automation (RA) paper has been introduced. CS Computer Networks loses ARP and ICMP. Verify paper-specific changes at gate2027.iitm.ac.in.

Ques. Which IIT is organising GATE 2027?

Ans. IIT Madras is organizing GATE 2027. The official portal is gate2027.iitm.ac.in. GATE is jointly administered by the seven IITs, IISc Bangalore, and the National Coordination Board (NCB-GATE) under the Ministry of Education. One institute takes the lead on rotation each year.

Ques. How many papers are there in GATE 2027?

Ans. GATE 2027 has 30 subject papers. Robotics and Automation (RA) is the new paper for this cycle. You can appear in one paper or choose a permitted two-paper combination. The full list of allowed combinations is in the official brochure at gate2027.iitm.ac.in.

Ques. What is the new Robotics and Automation (RA) paper in GATE 2027?

Ans. RA is a new standalone GATE 2027 paper introduced by IIT Madras. It covers kinematics and dynamics of robotic systems, machine vision, robot programming, and control. RA students can take a second paper from CS, DA, EC, EE, IN, or ME. Download the RA syllabus PDF from gate2027.iitm.ac.in.

Ques. Where can I download the official GATE 2027 syllabus PDF?

Ans. The GATE 2027 syllabus PDF is available at gate2027.iitm.ac.in. It was released on July 20, 2026 as part of the Information Brochure. Visit the official portal, click the Syllabus or Downloads link, and select your paper. The complete brochure contains all 30 paper syllabi in one document.

Ques. What are the new topics in the GATE 2027 ME syllabus?

Ans. GATE ME 2027 adds: Cauchy’s integral formula and contour integration (Engineering Mathematics); high-speed compressible flow and nozzle analysis (Fluid Mechanics); boiling and condensation heat transfer and pump characteristics (Heat Transfer and Turbomachinery); two-degree-of-freedom vibration systems and transmissibility ratio (Theory of Machines); additive manufacturing, Industry 4.0, PLCs, and NDT methods (new Advanced Manufacturing section). Removed: Heisler charts, Lagrange’s equation, and UTM testing.

Ques. Which section has the highest weightage in GATE CS 2027?

Ans. In the CS paper, Engineering Mathematics including Discrete Mathematics and Programming with Data Structures each carry around 12–15 marks. They are the joint-highest sections. Computer Organization and Architecture (8–10 marks) and Algorithms (8–9 marks) follow closely. General Aptitude carries a fixed 15 marks.

Ques. What is the GATE 2027 AG (Agricultural Engineering) syllabus?

Ans. The GATE 2027 AG syllabus covers Engineering Mathematics, Farm Machinery, Farm Power, Soil and Water Conservation Engineering, Irrigation and Drainage Engineering, Agricultural Processing Engineering, and Dairy and Food Engineering. No major revisions have been announced for AG in 2027. Download the official AG syllabus PDF from gate2027.iitm.ac.in to verify the latest topic list.

Ques. Is there negative marking in GATE 2027?

Ans. Yes, but only for MCQ (Multiple Choice Questions). A wrong 1-mark MCQ costs −1/3 marks; a wrong 2-mark MCQ costs −2/3 marks. MSQ (Multiple Select Questions) and NAT (Numerical Answer Type) carry no negative marking. Attempt all NAT and MSQ questions regardless of certainty.

Ques. What books are recommended for GATE 2027 Engineering Mathematics?

Ans. Higher Engineering Mathematics by B.S. Grewal is the standard reference for Engineering Mathematics across all GATE papers. It covers all GATE topics — linear algebra, calculus, ODEs, complex variables, probability, and numerical methods — in one volume. For Discrete Mathematics in the CS paper, Discrete Mathematics and Its Applications by Kenneth Rosen is widely used alongside Grewal.

Ques. How long is a GATE 2027 score valid?

Ans. A GATE 2027 score is valid for three years from the result date. IIT Madras has scheduled the result for March 19, 2027. So a GATE 2027 score card remains valid through March 2030 for M.Tech admissions and PSU recruitment applications.

Ques. How do I prepare for GATE 2027 in 3.5 months?

Ans. With 3.5 months remaining from October 2026, intensive preparation is feasible. Spend Weeks 1–8 on core syllabus coverage and prioritise high-weightage sections. Spend Weeks 9–11 solving GATE previous year papers (2018–2026) and analysing errors. Use Weeks 12–14 for full-length mock tests and rapid revision of Engineering Mathematics and General Aptitude. Do not start new topics in the final 2 weeks — consolidate what you have already covered.

*The article might have information for the previous academic years, which will be updated soon subject to the notification issued by the University/College.