GATE 2027 Syllabus has been released by the Indian Institute of Technology (IIT) Madras at gate2027.iitm.ac.in on July 20, 2026. The syllabus covers 30 test papers across engineering, science, and humanities disciplines. IIT Madras revised the GATE syllabus after five years, introducing a new paper on Robotics and Automation (RA) and updating multiple existing papers including CS, CE, BT, and the XE/XH/XL paper groups.
- The GATE 2027 syllabus covers 30 papers including CS, ECE, EE, ME, CE, DA, and 24 other engineering, science, and humanities disciplines.
- A brand-new paper — Robotics and Automation (RA) — has been added for 2027, bringing the total test papers from 29 to 30.
- General Aptitude (15 marks) is common to all 30 GATE 2027 papers and covers verbal ability, numerical ability, and spatial aptitude.
- The CS paper sees targeted changes: K-maps and tabular minimization are explicitly added to Digital Logic, while OSI layer specifics, UDP, ARP, and DHCP are removed from Computer Networks.
- Students can download the official paper-specific syllabus PDFs directly from gate2027.iitm.ac.in — the IIT Madras portal for GATE 2027.
- The GATE 2027 CE syllabus expands to 8 sections — Construction Materials and Management is now a standalone section for the first time.
- Registration for GATE 2027 opens on August 14, 2026; the exam will be held on February 6, 7, 13, 14, 20, and 21, 2027.
Download the official GATE 2027 paper-specific syllabus PDF now and cross-check your preparation plan against the revised topic list before registration closes on September 21, 2026.
GATE 2027 Syllabus PDF: Paper-wise Download
IIT Madras released the GATE 2027 syllabus PDFs for all 30 test papers on July 20, 2026. Download your paper-specific PDF from the official portal before starting preparation. Always verify you are on gate2027.iitm.ac.in before downloading — third-party sites may carry inaccurate versions.
| Paper Name | Paper Code | GATE 2027 Syllabus PDF |
|---|---|---|
| Computer Science and Information Technology | CS | GATE CS Syllabus 2027 PDF |
| Electronics and Communication Engineering | EC | GATE ECE Syllabus 2027 PDF |
| Electrical Engineering | EE | GATE EE Syllabus 2027 PDF |
| Mechanical Engineering | ME | GATE ME Syllabus 2027 PDF |
| Civil Engineering | CE | GATE CE Syllabus 2027 PDF |
| Data Science and Artificial Intelligence | DA | GATE DA Syllabus 2027 PDF |
| Robotics and Automation — New for 2027 | RA | GATE RA Syllabus 2027 PDF |
| All Other Papers (AE, AG, AR, BM, BT, CH, CY, ES, EY, GG, IN, MA, MN, MT, NM, PE, PH, PI, ST, TF, XE, XH, XL) | — | GATE 2027 All Papers — Syllabus PDFs |
GATE 2027 Syllabus: Overview
GATE (Graduate Aptitude Test in Engineering) 2027 is organized by IIT Madras. It is a Computer Based Test (CBT) for postgraduate (M.Tech/M.S./Ph.D.) admissions and PSU recruitment. The 2027 edition marks the first major syllabus revision in five years, with 30 papers and a new Robotics and Automation (RA) test paper.
| Feature | Details |
|---|---|
| Full Name | Graduate Aptitude Test in Engineering |
| Organizing Body | Indian Institute of Technology (IIT) Madras |
| Official Website | gate2027.iitm.ac.in |
| Exam Mode | Computer Based Test (CBT) |
| Total Test Papers | 30 (including new RA paper introduced in 2027) |
| Exam Duration | 3 Hours (180 Minutes) |
| Total Questions | 65 (10 General Aptitude + 55 subject-specific) |
| Total Marks | 100 |
| Question Types | MCQ (Multiple Choice Questions), NAT (Numerical Answer Type), MSQ (Multiple Select Questions) |
| Negative Marking | MCQ only: −1/3 for 1-mark; −2/3 for 2-mark questions. No negative marking for NAT or MSQ. |
| General Aptitude Marks | 15 marks (10 questions) — common to all 30 papers |
| Engineering Mathematics Marks | ~13 marks — paper-specific but structurally common across engineering papers |
| Core Subject Marks | ~72 marks |
| GATE Score Validity | 3 years from result declaration |
| Syllabus Status | Revised — first major revision in 5 years. Released July 20, 2026, at gate2027.iitm.ac.in |
GATE 2027 Important Dates
IIT Madras released the GATE 2027 official notification on July 25, 2026. The application portal opens on August 14, 2026. Register before September 21, 2026 to avoid a late fee.
| Event | Date | Status |
|---|---|---|
| Application Portal Opens | August 14, 2026 | Upcoming |
| Regular Application Closes | September 21, 2026 | Upcoming |
| Application with Late Fee Closes | September 30, 2026 | Upcoming |
| Application Correction Window | October 2026 (Expected) | Upcoming |
| Admit Card Release | January 2027 (Expected) | Upcoming |
| GATE 2027 Examination | February 6, 7, 13, 14, 20, 21, 2027 | Upcoming |
| Provisional Answer Key | February 2027 (Expected) | Upcoming |
| Result Declaration | March 2027 (Expected) | Upcoming |
| Score Card Download | March–May 2027 (Expected) | Upcoming |
| Official Syllabus Released | July 20, 2026 | Over |
| Official Notification Released | July 25, 2026 | Over |
GATE 2027 General Aptitude Syllabus
General Aptitude (GA) carries 15 marks in every GATE 2027 paper. It has 10 questions: 5 of 1 mark each and 5 of 2 marks each. Scoring 12 or more out of 15 in GA provides a significant advantage in the overall GATE score.
| Section | Topic | Key Sub-topics |
|---|---|---|
| Verbal Ability | English Language | Sub-topics of Verbal Ability — Click Here English grammar, sentence completion, verbal analogies, word groups, instructions interpretation, critical reasoning, verbal deduction, reading comprehension passages, para jumbles, synonyms and antonyms, one-word substitution. |
| Quantitative Aptitude | Numerical Ability | Sub-topics of Numerical Ability — Click Here Numerical computation, numerical estimation, numerical reasoning, data interpretation (graphs, tables, pie charts, bar charts). Arithmetic: percentages, profit and loss, ratio and proportion, time-speed-distance, time and work. Data sufficiency, basic algebra and geometry. |
| Spatial Aptitude | Spatial Reasoning | Sub-topics of Spatial Aptitude — Click Here Transformation of shapes, combining two or more shapes, rotation, paper folding, paper cutting, pattern recognition in 2D and 3D shapes, mirror images, figure completion, embedded figures. |
GATE 2027 Engineering Mathematics Syllabus
Engineering Mathematics carries approximately 13 marks in most GATE 2027 papers. The core topics are shared across engineering papers, with minor paper-specific variations. CS includes Discrete Mathematics here. XH (Humanities) uses Reasoning and Comprehension instead of standard Engineering Mathematics.
| Unit | Topic | Key Sub-topics |
|---|---|---|
| 1 | Linear Algebra | Matrix algebra, systems of linear equations, Gaussian elimination, rank, eigenvalues and eigenvectors, diagonalization. |
| 2 | Calculus | Limits, continuity, differentiability, mean value theorem, Taylor series, maxima and minima, definite and indefinite integrals, multiple integrals, partial derivatives, gradient, divergence, curl. |
| 3 | Differential Equations | First-order ODE (separable, linear, exact), higher-order ODE with constant coefficients, Laplace transforms and applications. |
| 4 | Complex Variables | Analytic functions, Cauchy-Riemann equations, Cauchy’s integral theorem, power series, residues and poles. |
| 5 | Probability and Statistics | Probability distributions (Binomial, Poisson, Normal, Exponential), conditional probability, Bayes’ theorem, mean, median, mode, variance, standard deviation, correlation, regression basics. |
| 6 | Numerical Methods | Root finding (Newton-Raphson, bisection method), numerical integration (Trapezoidal rule, Simpson’s rule), finite differences, interpolation, numerical solutions of ODE. |
| 7 | Discrete Mathematics (CS only) | Propositional and predicate logic, sets, relations, functions, graph theory (trees, BFS, DFS, spanning trees), combinatorics (permutations, combinations, pigeonhole principle, generating functions). |
GATE 2027 Syllabus for Computer Science and IT (CS)
CS is the most widely attempted paper in GATE. The 2027 revision explicitly adds K-maps and tabular (Quine-McCluskey) method to Digital Logic. It trims Computer Networks by removing OSI layer specifics, UDP headers, ARP, and DHCP — the TCP/IP model and TCP-centric topics are fully retained.
| Section | Topic | Key Sub-topics |
|---|---|---|
| 1 | Engineering Mathematics | Discrete Mathematics (propositional logic, sets, relations, functions, graph theory, combinatorics), Linear Algebra, Calculus, Probability and Statistics. |
| 2 | Digital Logic | Sub-topics — Click Here Boolean algebra; minimization using K-maps and tabular method (explicitly added for GATE 2027); combinational circuits (MUX, decoders, adders); sequential circuits (flip-flops, counters, shift registers); computer arithmetic (signed numbers, addition, multiplication). |
| 3 | Computer Organization and Architecture | Sub-topics — Click Here Machine instructions and addressing modes; ALU design; data-path and control unit; instruction pipelining, pipeline hazards and stalls; memory hierarchy (cache mapping techniques, TLB, virtual memory, main and secondary memory); I/O interface, interrupts, DMA. |
| 4 | Programming and Data Structures | Sub-topics — Click Here Programming in C: recursion, pointers, structures, dynamic memory allocation; arrays, stacks, queues, linked lists (singly, doubly, circular); binary trees, BSTs, AVL trees, heaps (min/max); hashing (collision resolution, load factor); graph representations (adjacency matrix, adjacency list). |
| 5 | Algorithms | Sub-topics — Click Here Asymptotic notation (Big-O, Θ, Ω); searching and sorting (merge sort, quicksort, heap sort); divide-and-conquer; dynamic programming (LCS, matrix chain multiplication, 0/1 knapsack); greedy algorithms; graph algorithms (BFS, DFS, Dijkstra, Bellman-Ford, Floyd-Warshall, Prim, Kruskal); NP-completeness basics. |
| 6 | Theory of Computation | Regular languages (DFA, NFA, regular expressions); context-free languages (CFG, PDA, CYK algorithm); Turing machines; undecidability (halting problem); complexity classes P and NP. |
| 7 | Compiler Design | Lexical analysis (regular expressions, DFA-based lexer); parsing (top-down LL, bottom-up LR, SLR, LALR); syntax-directed translation; runtime environments (activation records); intermediate code generation; basic code optimization. |
| 8 | Operating Systems | Sub-topics — Click Here Processes and threads; CPU scheduling algorithms (FCFS, SJF, Priority, Round Robin); memory management (paging, segmentation, virtual memory, TLB, page replacement — FIFO, LRU, OPT); file systems (FAT, inode); deadlock (detection, avoidance using Banker’s algorithm, prevention, recovery); process synchronization (semaphores, monitors, Peterson’s solution). |
| 9 | Databases | ER model and relational model; relational algebra; SQL (queries, views, triggers, stored procedures); functional dependencies; normalization (1NF–BCNF, 4NF); transactions (ACID, serializability); concurrency control (2PL, timestamp ordering); indexing (B-trees, B+ trees). |
| 10 | Computer Networks | Sub-topics — Click Here GATE 2027 revision: Focus on TCP/IP model. Application layer: HTTP, DNS, SMTP, FTP. Transport layer: TCP (connection management, flow control, congestion control — Slow Start, AIMD). Network layer: IP addressing, subnetting, OSPF, BGP, routing algorithms. Data link layer: MAC protocols, CSMA/CD, sliding window (Go-Back-N, Selective Repeat), Ethernet. Note: Explicit OSI layer-specific detail, UDP headers, ARP, and DHCP are no longer listed in the GATE 2027 CS syllabus. |
GATE CS 2027 — Topic-wise Weightage (Based on GATE 2020–2026 Trends)
| Topic | Approx. Marks (out of 85 core) | Weightage % |
|---|---|---|
| Programming and Data Structures | 10–15 | 12–18% |
| Algorithms | 7–16 | 8–19% |
| Engineering Mathematics (Discrete Maths) | 13–15 | 15–18% |
| Operating Systems | 8–12 | 9–14% |
| Computer Networks | 8–12 | 9–14% |
| Databases | 7–10 | 8–12% |
| Theory of Computation | 6–8 | 7–9% |
| Computer Organization and Architecture | 5–8 | 6–9% |
| Digital Logic | 4–6 | 5–7% |
| Compiler Design | 4–6 | 5–7% |
GATE 2027 Syllabus for Electronics and Communication Engineering (EC)
The ECE paper has 8 sections. Communications, Network Theory, and Signals & Systems consistently carry the highest weightage. Engineering Mathematics contributes approximately 13 marks to the EC paper.
| Section | Topic | Key Sub-topics |
|---|---|---|
| 1 | Engineering Mathematics | Linear Algebra, Calculus, Differential Equations, Vector Analysis, Complex Analysis, Probability and Statistics, Numerical Methods, Transform Theory (Laplace, Fourier, Z). |
| 2 | Networks, Signals and Systems | Sub-topics — Click Here Network analysis: KVL, KCL, node and mesh analysis, Thevenin and Norton equivalents, two-port networks (Y, Z, h, ABCD parameters); Laplace transforms; Fourier series and Fourier transform; Z-transform; continuous and discrete time LTI systems (convolution, impulse response, frequency response); sampling theorem, aliasing. |
| 3 | Electronic Devices | Energy bands in semiconductors; carrier transport (drift and diffusion); PN junction characteristics; BJT (CE, CB, CC configurations); MOSFET (NMOS, PMOS, CMOS); device models and small-signal parameters; LEDs, photodiodes, solar cells basics. |
| 4 | Analog Circuits | Small-signal BJT and MOSFET amplifiers; multi-stage amplifiers; op-amp circuits (inverting, non-inverting, integrators, differentiators, active filters); feedback amplifiers; oscillators (Barkhausen criterion, Colpitts, Hartley); rectifiers and power supply design. |
| 5 | Digital Circuits | Boolean algebra; logic families (TTL, CMOS); combinational circuits (MUX, decoders, adders, encoders); sequential circuits (flip-flops, FSMs, counters, shift registers); semiconductor memories; A/D and D/A converters. |
| 6 | Control Systems | Transfer functions, block diagrams, signal flow graphs (Mason’s gain formula); time-domain analysis (transient and steady-state); stability analysis: Routh-Hurwitz criterion, Nyquist criterion, Bode plots; root locus; PID controllers and compensator design. |
| 7 | Communications | Sub-topics — Click Here Analog modulation: AM (DSB, SSB, VSB), FM, PM — bandwidth and power analysis; demodulation techniques; digital modulation: ASK, FSK, BPSK, QPSK, QAM — BER analysis and signal constellations; information theory: entropy, Shannon’s channel capacity theorem; matched filters; noise analysis in communication systems; random processes. |
| 8 | Electromagnetics | Maxwell’s equations (differential and integral forms); wave propagation in free space and dielectrics; polarization; transmission lines (standing waves, impedance matching, Smith chart); rectangular waveguides; antenna basics (radiation pattern, gain, directivity, VSWR, Friis equation). |
GATE 2027 Syllabus for Electrical Engineering (EE)
The EE paper has 10 sections. Electrical Machines, Power Systems, and Control Systems are the consistently high-scoring areas. Power Electronics has grown in importance in recent GATE EE papers and opens doors to PSUs like NTPC, PGCIL, and BHEL.
| Section | Topic | Key Sub-topics |
|---|---|---|
| 1 | Engineering Mathematics | Linear Algebra, Calculus, ODE, Complex Variables, Probability and Statistics, Transform techniques (Laplace, Fourier, Z). |
| 2 | Electric Circuits | KCL/KVL analysis methods; Thevenin and Norton equivalents; superposition theorem; AC circuits (phasors, impedance, power factor, apparent power); resonance; transient analysis (RL, RC, RLC); three-phase circuits (balanced and unbalanced). |
| 3 | Electromagnetic Fields | Coulomb’s law; Gauss’s law; electric potential; Biot-Savart law; Ampere’s law; Faraday’s law; Maxwell’s equations; energy density in fields; magnetic circuits. |
| 4 | Signals and Systems | Continuous and discrete time LTI systems; Fourier, Laplace, and Z-transforms; convolution; frequency response; sampling theorem; DTFT. |
| 5 | Electrical Machines | Sub-topics — Click Here DC machines: construction, equivalent circuits, torque-speed characteristics, speed control methods; transformers: equivalent circuit, efficiency, voltage regulation, three-phase transformer connections (delta-star); three-phase induction motors: equivalent circuit, torque-speed curve, starting methods, speed control; synchronous generators and motors: phasor diagrams, V-curves, excitation; single-phase induction motors; stepper motors. |
| 6 | Power Systems | Sub-topics — Click Here Per-unit system; transmission line models (short, medium, long); power flow analysis (Gauss-Seidel, Newton-Raphson methods); symmetrical and unsymmetrical fault analysis (sequence networks); power system stability (swing equation, equal area criterion); protection systems (relays, circuit breakers, differential and distance protection); economic load dispatch. |
| 7 | Control Systems | Transfer functions; block diagrams; feedback control; steady-state error analysis; stability analysis (Routh-Hurwitz, Nyquist, Bode plots); root locus; lag, lead, and lag-lead compensator design; state-space analysis basics. |
| 8 | Electrical and Electronic Measurements | Bridges (Wheatstone, Kelvin, Maxwell, Schering); potentiometers; measurement of R, L, C, power; CRO; digital instruments; instrument transformers (CT, PT); error analysis. |
| 9 | Analog and Digital Electronics | Diode circuits; BJT/MOSFET amplifiers; op-amps (applications and non-ideal behaviour); logic families; Boolean algebra; combinational and sequential circuits; A/D and D/A converters. |
| 10 | Power Electronics | Power semiconductor devices (SCR, IGBT, power MOSFET, GTO); single and three-phase rectifiers; DC choppers (step-up, step-down, step-up/step-down); voltage source and current source inverters; AC drives and closed-loop motor speed control. |
GATE 2027 Syllabus for Mechanical Engineering (ME)
ME is among the most popular GATE papers. The syllabus spans four broad sections. Thermodynamics, Fluid Mechanics, and Strength of Materials carry the highest combined weightage. Industrial Engineering is a high-return section relative to the effort it requires.
| Section | Topic | Key Sub-topics |
|---|---|---|
| 1 | Engineering Mathematics | Linear Algebra, Calculus, Differential Equations, Complex Variables, Probability and Statistics, Numerical Methods, Vector Calculus, Fourier series. |
| 2 | Applied Mechanics and Design | Sub-topics — Click Here Engineering Mechanics: free body diagrams, equilibrium, trusses, virtual work, friction; Mechanics of Materials: stress, strain, torsion, bending stress, shear stress in beams, deflection, columns and buckling, pressure vessels; Theory of Machines: kinematics of mechanisms (inversions, velocity and acceleration diagrams), flywheels, governors, balancing; Vibrations: free and forced vibration, damping, resonance, critical speed; Machine Design: failure theories (Von Mises, Tresca), fatigue (S-N curves, Goodman criterion), design of bolts, keys, gears, bearings, shafts. |
| 3 | Fluid Mechanics and Thermal Sciences | Sub-topics — Click Here Fluid Mechanics: fluid statics, Bernoulli’s equation, continuity equation, pipe flow (Darcy-Weisbach, Moody chart), boundary layer theory, turbomachinery (pumps, turbines); Heat Transfer: conduction (Fourier’s law, fins, 1D steady-state and transient), convection (forced and free), radiation (Stefan-Boltzmann law, blackbody radiation, view factors), heat exchangers (LMTD, NTU); Thermodynamics: first and second laws, entropy, availability; Power Cycles: Rankine, Brayton, Otto, Diesel; Refrigeration: vapor compression cycle, COP, psychrometrics. |
| 4 | Materials, Manufacturing and Industrial Engineering | Sub-topics — Click Here Engineering Materials: crystal structures, phase diagrams (Fe-C diagram), heat treatment (annealing, normalizing, quenching, tempering); Manufacturing Processes: casting (sand, die, investment), metal forming (rolling, forging, drawing, extrusion), welding (arc, gas, resistance — defects and testing), machining (turning, milling, drilling, grinding — tool geometry, cutting forces, Taylor’s tool life equation), sheet metal operations (shearing, bending, deep drawing); Metrology and Inspection (limits, fits, tolerances, surface roughness); Industrial Engineering: PERT/CPM, inventory control (EOQ, reorder point), linear programming (simplex method), queuing theory, scheduling (Johnson’s rule). |
GATE 2027 Syllabus for Civil Engineering (CE)
The GATE 2027 CE syllabus has expanded from 7 to 8 sections. Construction Materials and Management is now a dedicated standalone section — previously, these topics were distributed across other sections. Students who prepared from the 2026 CE syllabus must address this new section before the exam.
| Section | Topic | Key Sub-topics |
|---|---|---|
| 1 | Engineering Mathematics | Linear Algebra, Calculus, Differential Equations, Probability and Statistics, Numerical Methods. |
| 2 | Structural Engineering | Sub-topics — Click Here Solid Mechanics: stress and strain, torsion, bending stress, shear stress in beams, deflection, columns and buckling; Structural Analysis: trusses, beams, frames, arches, cables, influence lines, matrix methods (stiffness, flexibility); Steel Structures (IS 800): design of tension members, compression members, beams, beam-columns, connections; Concrete Structures (IS 456): working stress and limit state design, design of beams, slabs, columns, footings; Prestressed concrete basics. |
| 3 | Geotechnical Engineering | Soil classification and index properties (IS system); seepage and effective stress; consolidation (Terzaghi’s theory, settlement calculation); compaction; shear strength (Mohr-Coulomb criterion, triaxial and direct shear tests); shallow foundations (bearing capacity — Terzaghi, Meyerhof, IS methods); pile foundations (capacity, negative skin friction); slope stability (Bishop’s method, Taylor’s chart). |
| 4 | Water Resources Engineering | Fluid Mechanics; hydraulics (pipe flow — Darcy-Weisbach, open channel flow — Manning’s equation, hydraulic jump, weirs, sluice gates, turbomachinery); hydrology (rainfall-runoff relationships, unit hydrograph, flood routing, SCS-CN method); irrigation (crop water requirements, Penman-Monteith evapotranspiration, canal design, duty and delta). |
| 5 | Environmental Engineering | Water quality parameters; water treatment (coagulation, sedimentation, filtration, disinfection, softening); wastewater treatment (BOD, COD, primary and secondary treatment, activated sludge process, trickling filters, sludge digestion); air pollution (sources, standards, control equipment); municipal solid waste management (collection, processing, disposal). |
| 6 | Transportation Engineering | Highway geometric design (alignment, gradient, sight distances, horizontal and vertical curves, IS standards); pavement design (flexible — CBR method; rigid — Westergaard’s equation); traffic engineering (flow-density-speed relationships, LOS, signalised intersection design); railway engineering (track geometry, super-elevation, creep); airport runway design basics. |
| 7 | Geomatics Engineering | GIS and remote sensing (raster and vector data, satellite imagery interpretation); surveying (chain surveying, compass traversing, leveling, plane table, theodolite, total station, contouring); photogrammetry basics; GPS and GNSS fundamentals. |
| 8 | Construction Materials and Management — New Standalone Section in 2027 | Properties of construction materials: cement (types, hydration, properties), concrete (mix design — IS 10262, workability, durability, admixtures), structural steel (grades, properties), timber, bitumen; project management: CPM and PERT networks, resource leveling, crashing, cost optimization; construction contracts (types — item rate, lump sum, EPC; claims and disputes; specifications and quality control). |
GATE 2027 Syllabus for Robotics and Automation (RA) — New Paper
Robotics and Automation (RA) is a brand-new GATE paper introduced for 2027. It is the 30th test paper. The RA paper has a compulsory Part A on mechatronics and robotics, followed by a choice between two Part B specialization modules.
| Part | Nature | Key Topics |
|---|---|---|
| General Aptitude | Compulsory — all RA students | Verbal ability, numerical ability, spatial aptitude (same as all GATE papers). 15 marks. |
| Part A — Mechatronics and Robotics | Compulsory — all RA students | Sub-topics of Part A — Click Here Sensors: position sensors (encoders, potentiometers), velocity sensors (tachometers), force/torque sensors, machine vision sensors; Actuators: DC motors, stepper motors, servo motors, hydraulic and pneumatic actuators; Machine Vision: image formation, edge detection, feature extraction, basic object recognition; Robotic Manipulators: forward and inverse kinematics (DH parameters), workspace analysis, Jacobians, robot dynamics (Lagrangian formulation); Path Planning: trajectory planning, obstacle avoidance; Control of Robotic Systems: PID control, trajectory tracking control. |
| Part B1 — Electrical/Electronics Focus | Choose either B1 or B2 | Selected topics from Signals and Systems, Control Systems, Electrical Machines, Power Electronics. Suitable for students from EC or EE backgrounds. |
| Part B2 — Mechanical Focus | Choose either B1 or B2 | Selected topics from Applied Mechanics, Fluid Mechanics, Thermodynamics, and Manufacturing Engineering. Suitable for students from ME or PI backgrounds. |
Download the complete GATE 2027 RA syllabus PDF from gate2027.iitm.ac.in for the full topic list under Part A and both Part B options.
GATE 2027: All 30 Test Papers
GATE 2027 offers 30 test papers. You can appear in a maximum of two papers — specific permissible combination pairs are listed in the official information brochure at gate2027.iitm.ac.in. Choose based on your undergraduate discipline and M.Tech or PSU target.
| Paper Code | Paper Name |
|---|---|
| AE | Aerospace Engineering |
| AG | Agricultural Engineering |
| AR | Architecture and Planning |
| BM | Biomedical Engineering |
| BT | Biotechnology (revised paper combination options for 2027) |
| CE | Civil Engineering (expanded to 8 sections in 2027) |
| CH | Chemical Engineering |
| CS | Computer Science and Information Technology |
| CY | Chemistry |
| DA | Data Science and Artificial Intelligence (unchanged from 2026) |
| EC | Electronics and Communication Engineering |
| EE | Electrical Engineering |
| ES | Environmental Science and Engineering |
| EY | Ecology and Evolution |
| GG | Geology and Geophysics |
| IN | Instrumentation Engineering |
| MA | Mathematics |
| ME | Mechanical Engineering |
| MN | Mining Engineering |
| MT | Metallurgical Engineering |
| NM | Naval Architecture and Marine Engineering |
| PE | Petroleum Engineering |
| PH | Physics |
| PI | Production and Industrial Engineering |
| RA | Robotics and Automation — New Paper for 2027 |
| ST | Statistics |
| TF | Textile Engineering and Fibre Science (revised structure for 2027) |
| XE | Engineering Sciences (sections A–H; updated for 2027) |
| XH | Humanities and Social Sciences (sections B1–B6; revised for 2027) |
| XL | Life Sciences (sections P–U; revised for 2027) |
GATE 2027 Syllabus Changes: What’s New?
IIT Madras revised the GATE syllabus in July 2026 — the first major update in five years — to align with evolving academic and industry needs. Multiple papers have been updated. If you prepared from the GATE 2026 syllabus, review this table carefully before continuing your preparation.
| Paper | Topics Added / Restructured | Topics Removed / Reorganized |
|---|---|---|
| CS (Computer Science) | K-maps and Quine-McCluskey tabular minimization method explicitly added to Digital Logic section. | OSI layer-specific detail, UDP protocol headers, ARP, and DHCP removed from Computer Networks. TCP/IP model and TCP-centric topics are retained. |
| CE (Civil Engineering) | New Section 8 added: Construction Materials and Management — covers material properties, CPM/PERT project management, and construction contracts. CE now has 8 sections, up from 7. | Previously these topics were distributed across other sections. They are now grouped into a new standalone examinable section. |
| BT (Biotechnology) | Two-paper combination options revised for students choosing BT as one of their two papers in GATE 2027. | Previous combination structure updated; verify the 2027 brochure for the updated permissible pair list. |
| XE / XH / XL | Paper code structures and section compositions revised; Textile Engineering and Fibre Science content incorporated into XE (Engineering Sciences). | Internal section codes updated. Check your section code within XE, XH, or XL from the official 2027 syllabus PDF. |
| RA (Robotics and Automation) | Entirely new paper introduced for GATE 2027. Covers mechatronics, robot kinematics and dynamics, control, machine vision, and a choice of EE/ME specialization (Part B). This is a completely fresh paper with no prior GATE syllabus history. | Not applicable — new paper. |
| DA (Data Science and AI) | No changes. DA 2027 syllabus is identical to GATE DA 2026. All seven core subjects and General Aptitude remain unchanged. | No topics removed. |
GATE 2027 Paper-wise Weightage
Every GATE 2027 paper follows the same marks structure: General Aptitude (15 marks) + Engineering Mathematics (~13 marks) + Core Subject (~72 marks) = 100 marks total. The table below shows approximate subject-wise weightage for the five most popular papers, based on GATE 2020–2026 trends.
| Paper | High-Weightage Topic | Approx. Marks (out of 100) |
|---|---|---|
| CS/IT | Engineering Mathematics (Discrete Maths) | 13–15 |
| Programming and Data Structures | 10–15 | |
| Algorithms | 7–16 | |
| Operating Systems | 8–12 | |
| Computer Networks and Databases | 8–12 each | |
| ECE | Engineering Mathematics | ~13 |
| Communications | 12–15 | |
| Networks, Signals and Systems | 10–14 | |
| Electromagnetics | 8–10 | |
| EE | Electrical Machines | 12–15 |
| Power Systems | 10–14 | |
| Control Systems | 8–12 | |
| Power Electronics | 6–10 | |
| ME | Thermodynamics and Heat Transfer | 12–16 |
| Strength of Materials | 10–14 | |
| Fluid Mechanics | 10–13 | |
| Industrial Engineering | 8–10 | |
| CE | Structural Engineering | 12–16 |
| Geotechnical Engineering | 10–14 | |
| Water Resources Engineering | 8–12 | |
| Construction Materials and Management (New Section) | 8–12 (estimated for 2027) |
Note: Weightage figures are based on analysis of GATE 2020–2026 papers. Actual distribution may vary in GATE 2027. The CE estimate for Construction Materials and Management is projected since this is a new standalone section.
Best Books for GATE 2027
Use standard textbooks to build conceptual depth. Pair each textbook with a GATE-specific guide for previous years’ questions and topic-wise practice under timed conditions.
| Paper | Book Name | Author / Publisher | Why This Book |
|---|---|---|---|
| CS — Discrete Mathematics | Discrete Mathematics and Its Applications | Kenneth H. Rosen | Covers all Discrete Math topics (logic, graphs, combinatorics) tested in GATE CS — rigorous examples and exercises. |
| CS — Algorithms | Introduction to Algorithms (CLRS) | Cormen, Leiserson, Rivest, Stein / MIT Press | Gold standard for algorithm design — rigorous proofs, pseudocode, and varied problem sets aligned to GATE depth. |
| CS — Operating Systems | Operating System Concepts (Dinosaur Book) | Silberschatz, Galvin, Gagne | Complete coverage of scheduling, memory management, file systems, and deadlocks — all GATE OS sub-topics addressed. |
| CS — Data Structures | Data Structures and Algorithms Made Easy | Narasimha Karumanchi | Problem-first approach to data structures with a strong practice problem set calibrated to GATE difficulty. |
| ECE — Signals and Systems | Signals and Systems | Oppenheim and Willsky / Prentice Hall | Definitive text for continuous and discrete time systems — the mathematical depth matches GATE EC and EE requirements. |
| ECE/EE — Control Systems | Control Systems Engineering | Nagrath and Gopal | Widely used for GATE EC and EE; covers all stability analysis methods with worked examples and solved GATE questions. |
| ECE — Communications | Communication Systems | Simon Haykin | Comprehensive reference for analog and digital communication theory, including information theory and noise analysis. |
| EE — Electrical Machines | Electric Machines | Nagrath and Kothari | Covers DC machines, transformers, induction motors, and synchronous machines with IS code context relevant to GATE EE. |
| ME — Thermodynamics | Engineering Thermodynamics | P.K. Nag | Standard Indian textbook covering all thermodynamic laws and cycles — most GATE ME questions derive from this book. |
| ME — Fluid Mechanics | Fluid Mechanics and Hydraulic Machines | Modi and Seth | Practical coverage of fluid statics, dynamics, and turbomachinery with abundant solved examples suited to GATE ME. |
| CE — Geotechnical | Soil Mechanics and Foundation Engineering | K.R. Arora | Covers all geotechnical topics with IS code references used directly in GATE CE questions. |
| All Papers — GATE Practice | GATE [Subject] Previous Year Solved Papers | MADE EASY / GK Publications | Previous years’ questions organized topic-wise — essential for understanding GATE’s difficulty pattern and question style. |
How to Download GATE 2027 Syllabus PDF
The GATE 2027 syllabus PDFs for all 30 papers are available at gate2027.iitm.ac.in. Follow these steps to download your paper-specific PDF directly from the official source.
- Visit the official GATE 2027 website at gate2027.iitm.ac.in.
- Click on the "Exam Papers and Syllabus" section in the main navigation menu.
- Select your paper code from the list (e.g., CS, EC, EE, ME, CE, RA).
- The official syllabus PDF opens in a new browser tab.
- Press Ctrl + S (Windows) or Cmd + S (Mac) to save the PDF to your device.
- Cross-check the paper code and the year (2027) on the downloaded PDF to confirm you have the correct document.
Always download from gate2027.iitm.ac.in directly. Third-party websites may carry older or inaccurate versions of the GATE 2027 syllabus.
GATE 2027 Syllabus Preparation Strategy
The GATE 2027 exam is in February 2027. Registration opens August 14, 2026, giving you approximately six months of focused preparation. Use subject-specific strategies to cover the revised syllabus efficiently.
General Aptitude — All Papers
- Spend 15–20 minutes daily on verbal and numerical aptitude throughout your preparation. Do not leave it for the last month.
- Practice GATE-specific GA questions from previous years; patterns repeat across exam sessions.
- Target 12–13 out of 15 in GA — it is the most reliably scorable section with the least technical theory.
- Spatial aptitude questions appear without warning; practice mirror images and 3D figure questions weekly from the start.
CS/IT Syllabus Preparation
- Begin with Engineering Mathematics and Discrete Mathematics — this foundation strengthens Theory of Computation and Algorithms simultaneously.
- Programming and Data Structures with Algorithms together account for 20–30 marks. Solve at least 30 GATE-level problems per topic before moving on.
- Computer Networks in 2027 is leaner — focus on the TCP/IP model, TCP congestion control, and routing algorithms (OSPF, BGP). OSI layer detail is no longer in scope.
- Solve DBMS and OS questions on paper, not just by reading — trace-based and numerical questions need active practice to answer under time pressure.
ECE Syllabus Preparation
- Build your foundation in Signals and Systems first — it connects directly to Communications and Control Systems.
- Electronic Devices and Analog Circuits require conceptual depth; work through each device model with solved numericals before attempting past papers.
- Communications carries 12–15 marks consistently — do not skip information theory and BER analysis.
- Electromagnetics questions repeat patterns from year to year — solve GATE EC papers from the last 10 years specifically for this section.
EE Syllabus Preparation
- Electrical Machines carries the highest marks in GATE EE — master equivalent circuits and phasor diagrams before moving to Power Systems.
- Power Systems requires IS code awareness; focus on load flow and symmetrical and unsymmetrical fault analysis numericals.
- Control Systems overlaps with the ECE paper — if you prepare for both papers, cover this topic once from Nagrath and Gopal.
- Power Electronics is a growing section in GATE EE; cover rectifiers, choppers, and inverter topologies at minimum.
ME Syllabus Preparation
- Thermodynamics is the backbone of GATE ME — master all power cycles and psychrometry before moving to Heat Transfer.
- Strength of Materials and Fluid Mechanics require numerical fluency; maintain a formula sheet and update it after every chapter.
- Industrial Engineering (PERT/CPM, inventory, queuing theory) offers 8–10 marks with moderate effort — do not underinvest here.
- Manufacturing processes are memory-intensive; use diagrams and process flow charts to retain machining and forming operations.
CE Syllabus Preparation
- Structural Engineering is the highest-weightage section — cover IS 456 (concrete design) and IS 800 (steel design) provisions for design-based questions.
- Geotechnical Engineering requires consistent numerical practice; consolidation and shear strength appear in almost every GATE CE paper.
- Start the new Construction Materials and Management section (Section 8) early. It is estimated to carry 8–12 marks in GATE 2027 and covers fresh ground for most students who prepared from the 2026 syllabus.
- Environmental and Transportation Engineering are scoring sections — complete them with GATE previous year papers before entering the revision phase.
GATE 2027 Syllabus FAQs
Ques. Has the GATE 2027 syllabus been revised compared to GATE 2026?
Ans. Yes. IIT Madras revised the GATE 2027 syllabus in July 2026 — the first major revision in five years. Key changes include a new RA (Robotics and Automation) paper, CS Computer Networks updates (OSI layer detail, UDP, ARP, DHCP removed; K-maps added to Digital Logic), CE expanded to 8 sections, BT paper combinations updated, and XE/XH/XL structures revised. The DA paper is unchanged from GATE 2026.
Ques. How many papers are offered in GATE 2027?
Ans. GATE 2027 offers 30 test papers, up from 29 in GATE 2026. The new 30th paper is Robotics and Automation (RA), introduced by IIT Madras for the 2027 edition. You can appear in a maximum of two papers as per the permissible combination pairs listed in the official information brochure at gate2027.iitm.ac.in.
Ques. Which IIT is organizing GATE 2027?
Ans. Indian Institute of Technology (IIT) Madras is organizing GATE 2027. The official portal is gate2027.iitm.ac.in. All paper-specific syllabus PDFs, the information brochure, and the application form are available on this portal.
Ques. Which subject has the highest weightage in GATE CS 2027?
Ans. Programming and Data Structures together with Algorithms carry the highest combined weightage in GATE CS — approximately 20–30 marks out of 85 core marks. Engineering Mathematics, particularly Discrete Mathematics, is the next highest section at 13–15 marks. Operating Systems, Computer Networks, and Databases each contribute approximately 8–12 marks based on GATE 2020–2026 trends.
Ques. What has changed in the GATE 2027 CS Computer Networks syllabus?
Ans. The GATE 2027 CS syllabus explicitly removes OSI layer details, UDP headers, ARP, and DHCP from Computer Networks. The revised focus is on the TCP/IP model — application layer (HTTP, DNS, SMTP, FTP), transport layer (TCP connection management, flow control, congestion control), network layer (IP addressing, subnetting, routing algorithms, OSPF, BGP), and data link layer (MAC protocols, CSMA/CD, sliding window, Ethernet).
Ques. What is the new Section 8 added to the GATE 2027 CE syllabus?
Ans. Construction Materials and Management is the new Section 8 in GATE 2027 Civil Engineering. It covers construction material properties (cement, concrete, steel, bitumen, timber), project management techniques (CPM and PERT networks, resource leveling, project crashing), and construction contracts (types, claims, specifications, quality control). This is a standalone examinable section — previously these topics were spread across other CE sections. GATE CE 2027 now has 8 sections, up from 7 in 2026.
Ques. Is the Robotics and Automation (RA) paper suitable for both ME and ECE students?
Ans. Yes. The RA paper has a compulsory Part A on mechatronics and robotics — this is common to all RA students regardless of background. Part B gives two choices: Part B1 (electrical/electronics track, for EC or EE background students) and Part B2 (mechanical track, for ME or PI background students). You choose one Part B option at the time of the exam.
Ques. What are the most important topics in the GATE 2027 ECE syllabus?
Ans. The highest-weightage areas in GATE ECE are Communications (12–15 marks), Networks, Signals and Systems (10–14 marks combined), and Engineering Mathematics (approximately 13 marks). Electromagnetics consistently contributes 8–10 marks. Control Systems and Electronic Devices each contribute 8–10 marks based on GATE 2020–2026 trends. No single section can be safely ignored since all contribute meaningful marks.
Ques. Where can I download the official GATE 2027 syllabus PDF?
Ans. The official GATE 2027 syllabus PDFs for all 30 papers are available at gate2027.iitm.ac.in. Navigate to the "Exam Papers and Syllabus" section on the portal and click your paper code to download the PDF. The syllabus was released on July 20, 2026, and is currently available for all 30 papers.
Ques. Is the GATE 2027 Data Science and AI (DA) syllabus different from GATE 2026?
Ans. No. The GATE DA 2027 syllabus is identical to GATE DA 2026. All seven core subjects (Probability and Statistics, Linear Algebra, Calculus and Optimization, Programming and Data Structures, Machine Learning, AI and Deep Learning basics, Database Management basics) and General Aptitude remain unchanged for 2027. Students already preparing for DA do not need to revise their topic list.
Ques. How many months are enough to cover the full GATE 2027 syllabus?
Ans. Six to eight months of consistent preparation is sufficient for most students to cover the complete GATE 2027 syllabus, solve previous year papers, and take full-length mock tests before the February 2027 exam. Students starting from scratch should plan 10–12 months to allow adequate revision time. Allocate time proportional to each section’s weightage — high-weightage sections deserve more weekly hours in your schedule.
Ques. What are the best books for GATE 2027 preparation?
Ans. For CS, use CLRS (Algorithms), Galvin (Operating Systems), and Rosen (Discrete Mathematics). For ECE, use Haykin (Communications) and Nagrath and Gopal (Control Systems). For EE, use Nagrath and Kothari (Electrical Machines). For ME, use P.K. Nag (Thermodynamics) and Modi and Seth (Fluid Mechanics). For CE, use Arora (Soil Mechanics). Supplement all standard textbooks with MADE EASY or GK Publications’ paper-specific GATE guides for topic-wise previous year question practice.
Source: GATE 2027 Official Portal — IIT Madras
*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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