GATE 2027 Syllabus has been officially released by IIT Madras on July 20, 2026 at gate2027.iitm.ac.in. The Graduate Aptitude Test in Engineering (GATE) 2027 covers 30 test papers. A brand-new Robotics and Automation (RA) paper debuts this cycle. The Engineering Sciences (XE) paper has been restructured — Textile Engineering now joins as Section XE9. Download your paper-specific syllabus PDF now and update your preparation plan before registration opens on August 14, 2026.
- The GATE 2027 syllabus is officially released as paper-wise PDFs at gate2027.iitm.ac.in — download yours now.
- IIT Madras has introduced a new paper: Robotics and Automation (RA), bringing the total paper count to 30.
- The GATE 2027 XE paper has 10 sections (XE0–XE9); XE0 (Engineering Mathematics) is compulsory and XE9 (Textile Engineering) is new for 2027.
- XE students must attempt XE0 (15 marks) plus any two optional sections (35 marks each) for a total of 85 subject marks.
- The syllabus has been revised across all 30 papers after a five-year gap — do not rely on old notes alone.
- Engineering Mathematics and General Aptitude (15 marks) are compulsory across every GATE 2027 paper.
- GATE 2027 registration opens August 14, 2026; the exam runs across three weekends in February 2027.
Download the updated GATE 2027 paper-specific syllabus PDF now and verify changes before starting your preparation.
GATE 2027 Syllabus PDF — Download Paper-wise
IIT Madras released the GATE 2027 syllabus PDFs for all 30 papers on July 20, 2026. The table below links to each paper on the official portal. For the XE paper, download the combined PDF, which covers all sections (XE0 through XE9).
| Paper Code | Paper Name | Syllabus PDF |
|---|---|---|
| CS | Computer Science and Information Technology | GATE CS Syllabus PDF |
| EC | Electronics and Communication Engineering | GATE EC Syllabus PDF |
| ME | Mechanical Engineering | GATE ME Syllabus PDF |
| CE | Civil Engineering | GATE CE Syllabus PDF |
| EE | Electrical Engineering | GATE EE Syllabus PDF |
| XE | Engineering Sciences (XE0–XE9, all sections) | GATE XE Combined Syllabus PDF |
| RA | Robotics and Automation (New, 2027) | GATE RA Syllabus PDF |
| IN | Instrumentation Engineering | GATE IN Syllabus PDF |
| DA | Data Science and Artificial Intelligence | GATE DA Syllabus PDF |
| CH | Chemical Engineering | GATE CH Syllabus PDF |
| All Papers | Complete list of 30 GATE 2027 papers | All GATE 2027 Syllabus PDFs |
GATE 2027 Syllabus Overview
GATE 2027 is organized by IIT Madras under a joint mandate of eight IITs and IISc Bangalore. A valid GATE score opens doors to M.Tech/M.E. admissions at premier institutes and PSU recruitment.
| Parameter | Details |
|---|---|
| Exam Full Name | Graduate Aptitude Test in Engineering (GATE 2027) |
| Organizing Body | IIT Madras |
| Official Website | gate2027.iitm.ac.in |
| Total Test Papers | 30 (including new RA paper) |
| New Paper for 2027 | Robotics and Automation (RA) |
| Syllabus Release Date | July 20, 2026 (Released) |
| Syllabus Basis | Undergraduate curriculum; revised across all 30 papers for 2027 |
| Mode of Exam | Computer-Based Test (CBT) |
| Total Marks per Paper | 100 |
| Duration | 3 hours (180 minutes) |
| Score Validity | 3 years from the date of result |
| DigiLocker Requirement | Mandatory for all Indian nationals |
GATE 2027 Important Dates
Registration opens in two days on August 14, 2026. Keep these deadlines handy to avoid missing the application window.
| Event | Date | Status |
|---|---|---|
| GATE 2027 Registration Opens | August 14, 2026 | Upcoming |
| Registration Closes (without late fee) | September 21, 2026 | Upcoming |
| Registration Closes (with late fee) | September 30, 2026 | Upcoming |
| City Allotment / Admit Card | January 4, 2027 | Upcoming |
| GATE 2027 Exam — Week 1 | February 6–7, 2027 | Upcoming |
| GATE 2027 Exam — Week 2 | February 13–14, 2027 | Upcoming |
| GATE 2027 Exam — Week 3 | February 20–21, 2027 | Upcoming |
| GATE 2027 Result | March 19, 2027 | Upcoming |
| Official Notification + Syllabus Released | July 20, 2026 | Over |
What’s New in GATE 2027 Syllabus
IIT Madras has revised the GATE 2027 syllabus across all 30 papers after a five-year gap. Review the official 2027 syllabus PDF for every paper. Topic-level changes affect every stream — do not rely on old notes.
| Change | Detail | Affected Papers |
|---|---|---|
| New Paper: Robotics and Automation (RA) | An interdisciplinary paper with compulsory Part A (60 marks — Engineering Maths, Mechatronics, Robotics Principles) and one optional Part B (25 marks — EE or ME specialisation). | RA (new) |
| TF Paper Merged into XE as XE9 | Textile Engineering & Fibre Science, formerly a standalone TF paper, is now Section XE9 in the Engineering Sciences (XE) paper. | XE, TF |
| XE Sections Renumbered XE0–XE9 | XE0 is Engineering Mathematics (compulsory, 15 marks). XE1–XE9 are optional sections worth 35 marks each. Students choose any two. | XE |
| BT Syllabus Updated | New topics added in molecular biology and recombinant DNA technology sections for the Biotechnology (BT) paper. | BT |
| DA Syllabus Updated | Expanded coverage in machine learning and statistical modelling for the Data Science and AI (DA) paper. | DA |
| Topic-level Revisions Across All Papers | IIT Madras refreshed topic lists to reflect evolving academic and industry requirements. Depend on the 2027 PDFs, not older notes. | All 30 papers |
| DigiLocker Mandatory for Registration | Indian nationals must hold a verified DigiLocker account before applying. This is a process requirement, not a syllabus change. | All papers |
GATE 2027 CS Syllabus — Computer Science and Information Technology
The GATE CS 2027 paper tests both theoretical and applied computer science. Engineering Mathematics carries approximately 13–15 marks. The rest comes from nine core CS subjects across 55 subject questions.
| Section | Topics |
|---|---|
| Engineering Mathematics | Engineering Mathematics Topics — Click Here Discrete Mathematics: propositional and first-order logic, sets, relations, functions, partial orders, lattices, graphs (connectivity, matching, colouring), combinatorics. Linear Algebra: matrix operations, eigenvalues and eigenvectors. Calculus: limits, continuity, differentiation, integration, maxima/minima, sequences and series. Probability: random variables, Bayes’ theorem, distributions (uniform, normal, exponential, Poisson). |
| Digital Logic | Boolean algebra, logic minimisation, combinational circuits (adder, multiplexer, decoder), sequential circuits (flip-flop, counter, shift register), finite-state machines, number representations. |
| Computer Organization and Architecture | Computer Organization Topics — Click Here Machine instructions, addressing modes, ALU design, data path and control unit, instruction pipelining and hazards, memory hierarchy (cache, main memory, secondary storage), I/O interfaces (interrupt-driven and DMA mode), RISC vs CISC architecture. |
| Programming and Data Structures | C programming (pointers, recursion, dynamic memory allocation), arrays, stacks, queues, linked lists, trees (binary, BST, AVL, heap), hashing, graphs (representation and traversal). |
| Algorithms | Algorithms Topics — Click Here Asymptotic notation; searching and sorting (bubble, selection, insertion, merge, heap, quick); divide and conquer; dynamic programming; greedy algorithms; graph algorithms (BFS, DFS, Dijkstra, Bellman-Ford, Prim, Kruskal); complexity classes P, NP, NP-complete and reductions. |
| Theory of Computation | Regular languages and finite automata (DFA, NFA, Moore/Mealy), context-free grammars, pushdown automata, Turing machines, undecidability, halting problem, reductions. |
| Compiler Design | Lexical analysis, syntax analysis (LL and LR parsing, parse trees), semantic analysis, runtime environments, intermediate code generation, code generation and optimization. |
| Operating Systems | Operating Systems Topics — Click Here Processes and threads; CPU scheduling (FCFS, SJF, priority, round-robin); inter-process communication; synchronization (mutex, semaphore, monitor); deadlock (detection, prevention, avoidance, Banker’s algorithm); memory management (paging, segmentation, virtual memory, TLB, page replacement); file systems; I/O subsystems. |
| Databases | ER model, relational model, relational algebra, SQL, integrity constraints, functional dependencies, normalization (1NF–BCNF), transactions (ACID), concurrency control, indexing (B and B+ trees). |
| Computer Networks | Computer Networks Topics — Click Here OSI and TCP/IP models; data link layer (framing, error detection/correction, MAC, Ethernet, sliding window protocols); network layer (IP addressing, subnetting, IPv4/IPv6, routing — OSPF, BGP); transport layer (TCP, UDP, flow control, congestion control); application layer (HTTP, FTP, DNS, DHCP, SMTP). |
GATE 2027 EC Syllabus — Electronics and Communication Engineering
The GATE EC 2027 paper covers analog and digital electronics, signals, communications, and electromagnetics. Networks, Signals and Systems combined with Analog Circuits typically account for the highest share of subject marks.
| Section | Topics |
|---|---|
| Engineering Mathematics | Linear Algebra, Calculus, Differential Equations, Vector Analysis, Complex Analysis, Probability and Statistics, Numerical Methods, Transform Theory. |
| Networks, Signals and Systems | Networks, Signals and Systems Topics — Click Here Circuit analysis methods (node/mesh, Thevenin/Norton, superposition); two-port networks; Fourier series and transform; Laplace transform; z-transform; sampling theorem; continuous- and discrete-time LTI systems; transfer functions; signal flow graphs; Bode plots. |
| Electronic Devices | Energy bands in semiconductors, carrier transport, PN junctions, Zener diodes, BJT, MOSFET, JFET — device physics and small-signal models. |
| Analog Circuits | Diode circuits; single-stage and differential BJT/MOSFET amplifiers; current mirrors; feedback amplifiers; operational amplifiers and their applications; oscillators; active filters. |
| Digital Circuits | Boolean algebra and minimisation, logic IC families (TTL, CMOS), combinational circuits, sequential circuits (latches, flip-flops, counters), ADC and DAC, semiconductor memories. |
| Control Systems | Block diagrams, signal flow graphs, Mason’s gain formula; transient and steady-state analysis; Routh-Hurwitz criterion; root locus; Bode and Nyquist plots; lag, lead, and lead-lag compensators; PID; state-space representation. |
| Communications | Communications Topics — Click Here Random processes; amplitude modulation (AM, DSB, SSB, VSB); angle modulation (FM, PM); sampling, quantisation, PCM; digital modulation (ASK, FSK, BPSK, QPSK, QAM); matched filter and correlator receivers; bit error probability; multiple access schemes (TDMA, FDMA, CDMA); information theory (entropy, mutual information, channel capacity, Shannon theorem). |
| Electromagnetics | Maxwell’s equations; uniform plane wave propagation; reflection and refraction; transmission lines (standing wave, impedance matching); rectangular waveguides; antennas (dipole, radiation pattern, gain, aperture); radar range equation. |
GATE 2027 ME Syllabus — Mechanical Engineering
GATE ME 2027 spans four broad subject areas. Fluid Mechanics, Strength of Materials, and Thermodynamics together account for 35–40% of subject marks. Start with these three areas.
| Section | Topics |
|---|---|
| Engineering Mathematics | Linear Algebra, Calculus, Vector Calculus, ODEs, PDEs, Probability and Statistics, Numerical Methods. |
| Applied Mechanics and Design | Applied Mechanics and Design Topics — Click Here Engineering Mechanics: free body diagrams, equilibrium, trusses, frames, virtual work, kinematics and dynamics of rigid bodies, impulse and momentum. Strength of Materials: stress, strain, Hooke’s law, bending and shear stresses, torsion, Mohr’s circle, deflection of beams, columns (Euler’s theory), strain energy. Theory of Machines: velocity and acceleration analysis, cams, gear trains, flywheel, governors. Vibrations: free and forced vibration, resonance, damping. Machine Design: failure theories, fatigue, riveted/bolted/welded joints, bearings, springs. |
| Fluid Mechanics and Thermal Sciences | Fluid Mechanics and Thermal Sciences Topics — Click Here Fluid Mechanics: fluid properties, manometry, buoyancy, Bernoulli’s equation, momentum equation, viscous flow in pipes, turbulent flow, boundary layer theory, compressible flow. Thermodynamics: laws of thermodynamics, properties of pure substances, open and closed system analysis, power cycles (Rankine, Brayton, Otto, Diesel), refrigeration and heat pump cycles, psychrometrics. Heat Transfer: conduction (steady and transient), convection (forced and free), radiation, heat exchangers. Turbo-machinery: impulse and reaction turbines, centrifugal compressors. |
| Materials, Manufacturing and Industrial Engineering | Engineering materials (metals, ceramics, polymers, composites) and properties; casting, forming, joining and machining processes; metrology and inspection; production planning and scheduling, inventory control, quality management, operations research basics. |
GATE 2027 CE Syllabus — Civil Engineering
GATE CE 2027 covers seven subject groups. Structural Engineering is the highest-weighted single subject, contributing approximately 20–23 marks based on recent GATE trends.
| Section | Topics |
|---|---|
| Engineering Mathematics | Linear Algebra, Calculus, ODEs, PDEs, Complex Variables, Probability and Statistics, Numerical Methods. |
| Structural Engineering | Structural Engineering Topics — Click Here Engineering Mechanics (statics and dynamics); Solid Mechanics (stress, strain, principal stresses, bending, shear, torsion, deflection, buckling); Structural Analysis (trusses, arches, beams, frames, influence lines, matrix methods, plastic analysis); Construction Materials (properties of cement, concrete, steel, timber); Concrete Structures (IS 456 — limit state design of beams, slabs, columns, footings); Steel Structures (IS 800 — tension/compression members, beams, connections). |
| Geotechnical Engineering | Soil classification, index properties, permeability, seepage, stress distribution, consolidation, shear strength (Mohr-Coulomb), shallow and deep foundations, earth pressure theories, slope stability. |
| Water Resources Engineering | Fluid Mechanics basics; open channel flow (Manning’s equation, hydraulic jump, critical flow); pipe networks; hydrology (precipitation, evapotranspiration, runoff, unit hydrograph, flood routing); irrigation (crop water requirements, canal design, diversion headworks). |
| Environmental Engineering | Water supply and treatment (sedimentation, coagulation, filtration, disinfection, water quality standards); wastewater treatment (primary, secondary, activated sludge, sludge digestion); solid waste management; air pollution. |
| Transportation Engineering | Highway geometric design, pavement design (flexible and rigid), traffic studies (speed, volume, density), traffic signals; railways (track components, gradients, curves); airport runway design basics. |
| Geomatics Engineering | Surveying methods (chain, compass, plane table, theodolite, total station); levelling and contouring; curves; remote sensing basics; GIS fundamentals. |
GATE 2027 EE Syllabus — Electrical Engineering
GATE EE 2027 covers ten subject areas. Power Systems and Control Systems are the two highest-scoring subjects, each typically contributing 10–12 marks in recent GATE EE papers.
| Section | Topics |
|---|---|
| Engineering Mathematics | Linear Algebra, Calculus, Differential Equations, Complex Variables, Probability and Statistics, Numerical Methods, Transform Theory. |
| Electric Circuits | Electric Circuits Topics — Click Here Network graph theory; KCL and KVL; node and mesh analysis; superposition, Thevenin and Norton theorems; maximum power transfer; transient analysis of RL, RC and RLC circuits; sinusoidal steady-state analysis; resonance; two-port networks; balanced three-phase circuits. |
| Electromagnetic Fields | Coulomb’s law, Gauss’s law, electric potential and energy; magnetic field and flux density; Faraday’s law; inductance; Maxwell’s equations; electromagnetic wave propagation. |
| Signals and Systems | Continuous and discrete-time signals; LTI systems; convolution; Fourier series and transform; Laplace transform; z-transform; sampling theorem; signal energy and power. |
| Electrical Machines | Electrical Machines Topics — Click Here Transformers (single-phase and three-phase, equivalent circuit, losses, efficiency, regulation); DC machines (separately excited, shunt, series — generator and motor, starting, speed control, losses); three-phase induction motor (equivalent circuit, torque-speed, starting, braking); synchronous machines (generator and motor, phasor diagram, armature reaction); special machines (stepper motor, universal motor, BLDC). |
| Power Systems | Power generation (thermal, hydro, nuclear) and transmission; per-unit system; bus admittance matrix; load flow analysis; fault analysis (symmetrical and unsymmetrical); protection (overcurrent, distance and differential relays, circuit breakers); power factor correction; HVDC basics. |
| Control Systems | Basic feedback control; block diagram reduction; Routh-Hurwitz stability; root locus; frequency response (Bode and Nyquist); phase and gain margins; lag, lead, lead-lag compensators; PID control; state-space representation; observability and controllability. |
| Electrical and Electronic Measurements | PMMC, moving-iron, wattmeter and energy meter; bridges (Wheatstone, Kelvin, Maxwell, Schering) for R, L, C measurement; instrument transformers (CT and PT); oscilloscope; signal generators. |
| Analog and Digital Electronics | Diodes, BJT, MOSFET characteristics; amplifiers (common emitter, common source, differential); op-amp circuits; ADC and DAC; logic families; combinational circuits; sequential circuits. |
| Power Electronics | Thyristors (SCR, TRIAC, GTO), MOSFETs and IGBTs; single-phase and three-phase rectifiers; DC–DC converters (buck, boost, buck-boost); DC–AC inverters; AC voltage controllers; duty cycle and firing angle control. |
GATE 2027 XE Syllabus — Engineering Sciences
The XE paper suits students from interdisciplinary or non-mainstream engineering backgrounds. You must attempt XE0 (Engineering Mathematics, 15 marks) plus any two sections from XE1–XE9 (35 marks each). This totals 85 subject marks, plus 15 marks for General Aptitude. Choose sections that match your undergraduate core subjects.
XE0 — Engineering Mathematics (Compulsory, 15 Marks)
| Unit | Topics |
|---|---|
| Linear Algebra | Algebra of real matrices, determinant, inverse and rank, system of linear equations (consistency conditions), eigenvalues, eigenvectors, Cayley-Hamilton theorem, diagonalisation. |
| Calculus | Functions of a single variable: limits, continuity, differentiability, L’Hôpital’s rule, Taylor series, maxima and minima, definite and improper integrals. Functions of two variables: partial derivatives, Euler’s theorem, total derivative, gradient, divergence, curl, line and surface integrals, Green’s theorem, Stokes’ theorem, Gauss’s divergence theorem. |
| Differential Equations | First-order ODEs (linear, Bernoulli, exact); second-order linear ODEs with constant coefficients; variation of parameters; Laplace transform and its use for ODEs. PDEs: wave equation, heat equation, Laplace equation — solutions by separation of variables. |
| Complex Variables | Analytic functions, Cauchy-Riemann equations, Cauchy’s integral theorem and formula, Taylor and Laurent series, residue theorem and its applications. |
| Probability and Statistics | Probability axioms and rules, conditional probability, Bayes’ theorem; discrete distributions (binomial, Poisson) and continuous distributions (uniform, normal, exponential); mean, median, mode, variance, standard deviation; correlation and simple linear regression. |
| Numerical Methods | Root finding (bisection, Newton-Raphson); numerical integration (trapezoidal rule, Simpson’s rule); solution of linear systems (Gauss elimination, LU decomposition); numerical ODEs (Euler method, 4th-order Runge-Kutta method). |
XE1–XE9 — Optional Sections (Choose Any Two, 35 Marks Each)
Select the two sections that best align with your undergraduate discipline. Each section is independently scored.
| Code | Section Name | Key Topics |
|---|---|---|
| XE1 | Fluid Mechanics | XE1 Fluid Mechanics Topics — Click Here Fluid properties (density, viscosity, surface tension); manometry and buoyancy; fluid kinematics (streamlines, streaklines, Reynolds transport theorem); continuity, Bernoulli and momentum equations; laminar and turbulent flow in pipes (Darcy-Weisbach); boundary layer theory (displacement thickness, momentum thickness, Blasius solution); dimensional analysis (Pi theorem, similarity); flow measurement (Pitot tube, Venturi meter, orifice meter). |
| XE2 | Materials Science | XE2 Materials Science Topics — Click Here Crystal structures and crystallography; point, line and surface defects; phase diagrams and phase transformations (lever rule, eutectic, eutectoid); diffusion (Fick’s laws); mechanical properties (stress-strain, fracture, fatigue, creep); electrical and electronic properties (conductors, semiconductors, dielectrics); magnetic and optical properties; processing techniques (casting, powder metallurgy, thin film deposition); characterisation methods (XRD, SEM, TEM, spectroscopy). |
| XE3 | Solid Mechanics | Equivalent force systems, free body diagrams, equilibrium and friction; stress and strain tensors, Hooke’s law, principal stresses, Mohr’s circle; bending of beams (shear force and bending moment diagrams, bending and shear stresses); deflection of beams (double integration, Macaulay’s method); torsion of circular shafts; columns (Euler’s buckling); strain energy methods; introduction to single DOF vibration (free, damped, forced). |
| XE4 | Thermodynamics | XE4 Thermodynamics Topics — Click Here Basic concepts and definitions; zeroth law; first law for closed and open systems; second law, entropy, Clausius inequality; availability and exergy analysis; properties of pure substances (phase change, steam tables); ideal gas and van der Waals gas; power cycles (Rankine, Brayton, Otto, Diesel); refrigeration cycles; psychrometrics (humid air, dew point, relative humidity); combustion thermodynamics (heating values, adiabatic flame temperature). |
| XE5 | Polymer Science and Engineering | Chemistry of addition and condensation polymers; molecular weight averages and distributions; polymer blends and composites; characterisation (GPC, DSC, TGA, FTIR); viscoelasticity and polymer rheology; processing (extrusion, injection moulding, blow moulding, thermoforming); mechanical testing (tensile, flexural, impact, hardness). |
| XE6 | Food Technology | Food chemistry (carbohydrates, proteins, lipids, water activity, food colours and flavours); food microbiology (spoilage, preservation, food safety standards); food engineering (heat and mass transfer, drying, evaporation, refrigeration and freezing); food product technology (cereal processing, dairy products, fruit and vegetable processing, meat and fish processing). |
| XE7 | Atmospheric and Oceanic Sciences | XE7 Atmospheric and Oceanic Sciences Topics — Click Here Earth’s atmosphere: composition, structure and general circulation; atmospheric thermodynamics (stability, lapse rate, CAPE); radiation balance (solar and terrestrial); synoptic-scale weather systems (cyclones, anticyclones, fronts); ocean structure (temperature, salinity, density); ocean currents and thermohaline circulation; tides; El Niño-Southern Oscillation (ENSO) and its teleconnections; planetary boundary layer and turbulence. |
| XE8 | Energy Science | Conventional energy sources (thermal, nuclear, hydro); renewable energy systems (solar PV, solar thermal, wind, biomass, small hydro, geothermal, ocean); energy storage (batteries, supercapacitors, hydrogen storage); energy efficiency and conservation principles; energy economics and policy frameworks. |
| XE9 | Textile Engineering and Fibre Science (New for GATE 2027 — formerly standalone TF paper) | XE9 Textile Engineering Topics — Click Here Classification of textile fibres; gross and fine structure of natural fibres (cotton, wool, silk); introduction to bast fibres; properties of man-made fibres (polyester, nylon, acrylic, viscose) and high-performance fibres (carbon, aramid, UHMWPE); blend identification and analysis. Yarn parameters (linear density of sliver, roving, yarn; twist; hairiness; tenacity; evenness testing; fault analysis). Fabric properties (thickness, compressibility, stiffness, shear, drape, crease recovery, tear and bursting strength, pilling, abrasion resistance; tensile testing of fabrics). Textile chemical processing: pretreatment, dyeing, printing, finishing. Weaving and knitting technology basics. |
GATE 2027 RA Syllabus — Robotics and Automation (New Paper)
GATE 2027 introduces Robotics and Automation (RA) as a first-ever interdisciplinary paper. Part A (60 marks) is compulsory for all RA students. You then choose one Part B specialisation of 25 marks — either Electrical Engineering or Mechanical Engineering — based on your background. There are no previous GATE RA papers to draw from; use the official sample questions at gate2027.iitm.ac.in.
| Section | Marks | Topics |
|---|---|---|
| General Aptitude | 15 | Verbal Ability and Quantitative Aptitude — same as all GATE papers. |
| Part A — Common (Compulsory) | 60 | Part A Topics — Click Here Engineering Mathematics: Linear Algebra, Calculus, Differential Equations, Probability and Statistics, Numerical Methods. |
| Part B1 — EE Specialisation (choose one of B1 or B2) | 25 | Analog Circuits (amplifiers, filters, op-amp circuits); Signals and Systems (Fourier transform, Laplace transform, LTI systems); Control Systems (transfer functions, stability criteria, PID, root locus, Bode plot, state-space methods). |
| Part B2 — ME Specialisation (choose one of B1 or B2) | 25 | Mechanics of Materials (stress, strain, bending, torsion, deflection); Kinematics and Dynamics (gear trains, cam-follower systems, vibrations); Machine Design (failure theories, fatigue life, bolted/welded joint design). |
GATE 2027 Subject-wise Weightage
The tables below show approximate subject-wise marks distribution for the most popular GATE 2027 papers. These are derived from five-year trends (GATE 2022–2026). General Aptitude (15 marks) is common to all papers and is not listed below.
GATE 2027 CS — Subject-wise Weightage
| Subject | Approximate Marks (out of 85) |
|---|---|
| Engineering Mathematics | 13–15 |
| Data Structures and Algorithms | 10–12 |
| Computer Organization and Architecture | 8–10 |
| Operating Systems | 7–8 |
| Theory of Computation | 7–8 |
| Databases | 7–8 |
| Computer Networks | 6–7 |
| Digital Logic | 4–5 |
| Compiler Design | 3–5 |
GATE 2027 ME — Subject-wise Weightage
| Subject | Approximate Marks (out of 85) |
|---|---|
| Engineering Mathematics | 13 |
| Strength of Materials | 10–12 |
| Fluid Mechanics | 10–12 |
| Thermodynamics | 8–10 |
| Manufacturing Engineering | 8–10 |
| Theory of Machines | 6–8 |
| Heat Transfer | 6–8 |
| Machine Design | 4–6 |
| Industrial Engineering | 4–6 |
GATE 2027 CE — Subject-wise Weightage
| Subject | Approximate Marks (out of 85) |
|---|---|
| Engineering Mathematics | 13 |
| Structural Engineering | 20–23 |
| Geotechnical Engineering | 12–15 |
| Water Resources Engineering | 12–14 |
| Environmental Engineering | 6–8 |
| Transportation Engineering | 6–8 |
| Geomatics Engineering | 4–6 |
GATE 2027 EE — Subject-wise Weightage
| Subject | Approximate Marks (out of 85) |
|---|---|
| Engineering Mathematics | 13 |
| Power Systems | 10–12 |
| Control Systems | 10–12 |
| Electric Circuits | 8–10 |
| Electrical Machines | 8–10 |
| Signals and Systems | 6–8 |
| Power Electronics | 6–8 |
| Analog and Digital Electronics | 5–7 |
| Electromagnetic Fields | 4–6 |
| Measurements | 3–5 |
GATE 2027 Exam Pattern
GATE 2027 is a computer-based test of 180 minutes. Each paper carries 100 marks across 65 questions. The exam has three question types, and negative marking applies only to MCQs.
| Parameter | Details |
|---|---|
| Mode | Computer-Based Test (CBT) |
| Duration | 3 hours (180 minutes) |
| Total Marks | 100 |
| Total Questions | 65 |
| General Aptitude (GA) | 15 marks, 10 questions — compulsory for all papers |
| Subject-Specific Questions | 85 marks, 55 questions |
| Question Types | MCQ (single correct answer), MSQ (one or more correct answers), NAT (numerical answer type) |
| Negative Marking — MCQ | –1/3 for 1-mark questions; –2/3 for 2-mark questions |
| Negative Marking — MSQ and NAT | None |
| Medium | English only |
XE paper breakdown: General Aptitude (15 marks, 10 questions) + XE0 Engineering Mathematics (15 marks, compulsory) + any two optional XE sections (35 marks each) = 100 marks, 65 questions.
RA paper breakdown: General Aptitude (15 marks) + Part A Common (60 marks, compulsory) + Part B EE or ME specialisation (25 marks, choose one) = 100 marks total.
GATE 2027 Preparation Tips
You have just over six months before GATE 2027 exams start in February 2027. Use these subject-specific strategies to make the most of the time available.
For CS Students
- Prioritise Data Structures, Algorithms, and OS first — they together carry over 25 marks from subject areas.
- Practice Theory of Computation daily after finishing automata basics; concept speed matters as much as accuracy.
- Solve at least the last ten years of GATE CS question papers. The paper pattern is highly consistent year to year.
- Do not skip Compiler Design; 3–5 marks here can shift your rank at the top percentiles.
- Use Cormen (CLRS) for Algorithms and Galvin for OS — these two books cover GATE depth thoroughly.
For EC Students
- Build your foundation in Signals and Systems and Network Theory before moving to circuits and communications.
- Communications and Control Systems together contribute 15–20 marks — do not treat either as optional.
- Work through Analog Circuits GATE PYQs (BJT amplifiers, op-amp configurations) topic by topic.
- Electromagnetics rewards conceptual clarity; focus on waveguides and transmission lines for exam-day efficiency.
For ME Students
- Cover Fluid Mechanics, Strength of Materials, and Thermodynamics in your first two months.
- Solve P.K. Nag solved examples for Thermodynamics — GATE ME question difficulty matches that level closely.
- Heat Transfer is frequently underweighted in preparation; three focused weeks here yields 6–8 marks reliably.
- Manufacturing Engineering has wide breadth; use quick-revision tables for tool geometry and limits/fits standards.
For XE Students
- Master XE0 (Engineering Mathematics) first — 15 marks are guaranteed and the topics overlap with every optional section.
- Choose your two optional sections based on your strongest undergraduate subjects; depth in two beats shallow coverage of three.
- If you studied for the TF paper, note that XE9 follows the same marking scheme as other XE sections.
- Download the official XE combined syllabus PDF from gate2027.iitm.ac.in. Practise the sample questions for each section you plan to attempt.
For RA Students (New Paper)
- Start with Part A — it carries 60 marks, and Engineering Mathematics plus Robotics Principles are the two heaviest topics.
- Pick your Part B specialisation (EE or ME) based on your stronger background and commit to it early.
- Study DH parameters and forward/inverse kinematics carefully; these are the conceptually densest topics in Part A.
- No previous GATE RA papers exist — rely on the official sample questions from gate2027.iitm.ac.in and standard robotics textbooks.
Best Books for GATE 2027
Use these books alongside the official 2027 syllabus PDFs from gate2027.iitm.ac.in. Match each book’s topic list against the updated paper-specific syllabus before diving in.
| Paper / Subject | Book | Author / Publisher | Why This Book |
|---|---|---|---|
| CS — Algorithms and Data Structures | Introduction to Algorithms (CLRS) | Cormen, Leiserson, Rivest, Stein / MIT Press | Gold standard for GATE CS algorithm and NP-complexity questions |
| CS — Operating Systems | Operating System Concepts | Galvin and Silberschatz / Wiley | Covers scheduling, memory management and deadlock at GATE depth |
| CS — Theory of Computation | Introduction to Automata Theory, Languages and Computation | Hopcroft, Ullman / Pearson | Standard reference for GATE CS TOC and language theory questions |
| CS — Computer Networks | Computer Networks | Andrew Tanenbaum / Pearson | Protocol-layer clarity that matches the GATE CS question style |
| ME — Thermodynamics | Engineering Thermodynamics | P.K. Nag / McGraw-Hill | Solved examples match GATE ME Thermodynamics question difficulty |
| ME — Fluid Mechanics | Fluid Mechanics and Machinery | Modi and Seth / Standard Book House | Concise theory with GATE-relevant solved problems for pipe flow and boundary layer |
| ME — Strength of Materials | Mechanics of Materials | Beer and Johnston / McGraw-Hill | Builds the conceptual foundation needed for GATE ME stress and bending questions |
| CE — Structural Engineering | Structural Analysis | R.C. Hibbeler / Pearson | Covers influence lines, trusses and frames in GATE CE depth |
| CE — Geotechnical Engineering | Geotechnical Engineering | Arora / Standard Publishers | Comprehensive coverage of GATE CE soil mechanics with worked examples |
| EE — Control Systems | Control Systems Engineering | Norman Nise / Wiley | Clear treatment of root locus, Bode and Nyquist — the top-scoring GATE EE topics |
| EE — Power Systems | Power System Analysis | Grainger and Stevenson / McGraw-Hill | Standard reference for GATE EE fault analysis and load flow studies |
| XE — Engineering Mathematics (XE0) | Advanced Engineering Mathematics | Erwin Kreyszig / Wiley | Comprehensive worked examples covering all XE0 topic areas |
| XE — Materials Science (XE2) | Materials Science and Engineering: An Introduction | Callister and Rethwisch / Wiley | Definitive reference for XE2 phase diagrams, crystal defects and mechanical properties |
| RA — Robotics (Part A) | Introduction to Robotics: Mechanics and Control | John J. Craig / Pearson | Covers DH parameters, kinematics, and trajectory planning — core RA Part A topics |
| All Papers — Engineering Mathematics | Higher Engineering Mathematics | B.S. Grewal / Khanna Publishers | Most widely used GATE Engineering Mathematics book across all streams |
How to Download GATE 2027 Syllabus PDF
Follow these steps to download the official GATE 2027 paper-wise syllabus PDFs from the IIT Madras website.
- Visit the official GATE 2027 website at gate2027.iitm.ac.in.
- Click the "Syllabus" tab in the top navigation menu.
- Select your paper code (for example, CS, ME, EE, XE, RA) from the list of 30 papers.
- Click the paper link — the syllabus PDF will open in a new browser tab.
- Press Ctrl + S (Windows) or Cmd + S (Mac) to save the file, or click the download icon in your PDF viewer.
- For XE, download the XE Combined Syllabus PDF — it includes all sections (XE0 through XE9) in one document.
Note: The 2027 syllabus has been revised across all papers. Do not use a GATE 2025 or 2026 PDF as a substitute — topic-level changes have been made for this cycle.
GATE 2027 Syllabus FAQs
Ques. Is the GATE 2027 syllabus the same as last year?
Ans. No. IIT Madras has revised the GATE 2027 syllabus across all 30 papers after a five-year gap. The biggest structural changes are the new Robotics and Automation (RA) paper and the TF paper’s merger into XE as Section XE9. Topic-level changes also affect CS, EC, ME, CE, EE, BT, and DA papers. Download the official 2027 syllabus PDF from gate2027.iitm.ac.in before starting preparation.
Ques. Which subject has the highest weightage in GATE 2027 CS paper?
Ans. Engineering Mathematics carries the highest single-subject weightage of approximately 13–15 marks. Among core CS subjects, Data Structures and Algorithms account for 10–12 marks. This is the most critical area for score improvement in GATE CS.
Ques. What is new in the GATE 2027 XE (Engineering Sciences) paper?
Ans. For GATE 2027, the XE paper has been restructured. Sections are now coded XE0 through XE9 instead of XE-A through XE-I. XE9 is a new section covering Textile Engineering and Fibre Science — formerly the standalone TF paper. XE0 (Engineering Mathematics) remains compulsory at 15 marks. You choose any two optional sections from XE1–XE9 at 35 marks each.
Ques. Where can I download the GATE 2027 official syllabus PDF?
Ans. The official GATE 2027 syllabus PDFs for all 30 papers are available at gate2027.iitm.ac.in under the Syllabus section. IIT Madras released all paper-wise PDFs on July 20, 2026, along with the official notification.
Ques. What is the GATE 2027 Robotics and Automation (RA) paper about?
Ans. RA is a new interdisciplinary GATE 2027 paper. Part A (60 marks) is compulsory and covers Engineering Mathematics, Mechatronics, and Robotics Principles (kinematics, DH parameters, manufacturing automation). Part B (25 marks) is optional. You choose either the EE specialisation (analog circuits, signals, control systems) or the ME specialisation (mechanics of materials, kinematics, machine design).
Ques. Has the GATE 2027 ME (Mechanical Engineering) syllabus changed?
Ans. Yes. IIT Madras revised the syllabus across all 30 papers for 2027, including ME. Download the official ME syllabus PDF from gate2027.iitm.ac.in and compare it with your existing notes before starting preparation. Do not rely on a GATE 2025 or 2026 ME syllabus as a substitute.
Ques. How many papers are there in GATE 2027?
Ans. GATE 2027 has 30 test papers. This includes the newly introduced Robotics and Automation (RA) paper. With the Textile Engineering (TF) paper merged into XE as Section XE9, the net total stands at 30 papers.
Ques. Is Engineering Mathematics compulsory in GATE 2027?
Ans. Yes. Engineering Mathematics is a compulsory component in every GATE 2027 paper. For the XE paper, it forms a dedicated section (XE0) worth 15 marks that every XE student must attempt. Across other papers, Engineering Mathematics topics are integrated in the subject-specific section and typically contribute 13–15 marks.
Ques. What books should I follow for GATE 2027 Engineering Mathematics?
Ans. Higher Engineering Mathematics by B.S. Grewal is the most widely used book for GATE Engineering Mathematics across all streams. For deeper treatment of complex variables, vector calculus and numerical methods — needed especially for XE0, EC, and EE — use Advanced Engineering Mathematics by Erwin Kreyszig.
Ques. Can I appear for two GATE 2027 papers?
Ans. Yes. GATE 2027 allows you to appear for two papers, provided the combination is permitted by IIT Madras. Check the official two-paper combination list at gate2027.iitm.ac.in. If you select two papers, both exams will be scheduled on different dates within the February 6–21, 2027 exam window.
Ques. When does GATE 2027 registration open?
Ans. GATE 2027 registration opens on August 14, 2026 at the official GOAPS portal on gate2027.iitm.ac.in. The last date to apply without a late fee is September 21, 2026. You can register with a late fee until September 30, 2026. Indian nationals must have a verified DigiLocker account before submitting the application.
Ques. How should I cover the full GATE 2027 syllabus in six months?
Ans. Begin by downloading your paper-specific syllabus PDF from gate2027.iitm.ac.in. Map every topic to a six-month study calendar. Spend months one and two on high-weightage subjects. For CS, these are DS, Algorithms, OS, and DBMS. For ME: Fluid, Thermodynamics, and SOM. For EE: Power Systems, Control, and Machines. Use months three and four for mid-weightage subjects. Spend month five on lower-weightage subjects and previous year GATE questions. Reserve month six for full-length mock tests and targeted revision based on mock performance.
Source: IIT Madras GATE 2027 Official Website
*The article might have information for the previous academic years, which will be updated soon subject to the notification issued by the University/College.
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