GATE 2026 Answer Key: Check Provisional and Final Answer Key, Response sheet, Steps to Challenge and more

Q: What is the difference between GATE marks vs score?

The GATE marks is the actual marks obtained by the candidate. It is calculated out of 100. On the other hand, the GATE scores is calculated out of 1000 using a formula of GATE normalisation process. The GATE result will be released on March 19.

Q: How to raise objection against GATE 2026 answer key?

Candidates who are not satisfied with the answer key released by the GATE authorities can raise objections. The steps can be checked below - Visit the GATE official website Click on the GOAPS GATE candidate login Enter your credentials and select the answer key Look for the answer and select objection option Provide reasons to justify the question Make the payment and submit Candidates must note that only provisional key can be challenged.

Q: What is the fee for challenging the GATE answer key?

As per the last year, the fee for challenging the GATE answer key is INR 500 per question. The details will be notified on the GATE official website. Candidates who have appeared for the exam can view and challenge the answer key.

Q: When will IIT Guwahati open the GATE 2026 answer key window?

IIT Guwahati will open the GATE 2026 answer key after the completion of the exam. The GATE answer key 2026 link will be activated on the GOAPS portal. The expected release date is the last week of February. To access the answer key, candidates need to log in using their enrollment ID and password.

Q: What is GATE answer key?

The GATE answer key is an official document, which is released after the completion of the exam that contains solutions to the questions asked in the exam. The GATE answer key 2026 is usually released a week before the result announcement date.

Q: How to download the GATE 2026 answer key PDF?

The GATE authorities first release the GATE response key along with the question paper and provisional answer key. Candidates can download the GATE answer key at the GOAPS portal using their enrollment ID and password. The steps to download the GATE 2026 answer key PDF are as follows - Visit the official website of GATE Log in using the credentials at the GOAPS portal The answer key will be displayed on the screen. Check and download PDF

Q: What is the difference between GATE provisional and final answer key?

The GATE provisional and final answer key are different. The GATE provisional answer key is released along with the response sheet. Through the provisional answer key, candidates will be able to raise objections. On the other hand, the final answer key is basically released after the review process, which is used for the GATE score evaluation. Candidates must note that the final answer key cannot be rechecked or raised for objections.

4K Students Q&A

Registration - 28 Aug '25 - 6 Oct '25

Updated on Sep 30, 2025 12:21 IST

By UPASANA PRADHAN, Assistant Manager- Editorial

GATE 2026 Answer Key: IIT Guwahati will release the GATE 2026 answer key on its official website. The GATE answer key 2026 is released twice - a provisional and final answer key. Candidates who have appeared for the GATE 2026 exam will be eligible to access the answer key. To access the GATE 2026 answer key PDF, candidates have to log in using their enrollment ID and password.

Firstly, the authorities will release the GATE 2026 provisional answer key PDF, where candidates will be able to object to the answers if they want to. To object to the IIT Guwahati GATE 2026 answer key, candidates will have to pay a non-refundable fee of INR 500 per question using any of the payment modes- debit card/credit card/net-banking, etc. Once the candidates submit the objections, the authorities review, and if the answer is correct, then the response will be included in the GATE 2026 final answer key on the GOAPS portal.

Candidates must note that the final answer key cannot be modified or rechecked. Hence, based on the GATE 2026 final answer key, the GATE 2026 results and rank will be announced. The answer key will be available along with the GATE 2026 question paper and response sheet PDF.

Table of content

Steps to Challenge GATE 2026 Answer Key
GATE 2026 Exam Dates & Schedule
Steps to Calculate GATE 2026 Scores
GATE 2026 Official Answer Key
GATE Answer Key 2026 Download Process
GATE Previous Year Answer Key
FAQs Regarding GATE 2026 Answer Key

Steps to Challenge GATE 2026 Answer Key

After the release of the GATE 2026 provisional answer key, the GATE authorities will activate the link to raise objections to the answer key on the GOAPS portal. Candidates will be given two to three days to submit their objections. The exam-conducting body considers the objections, and if the objections are found genuine, then the official answer key will be revised. Candidates can check the steps to raise objections to the GATE 2026 answer key below. Candidates who wish to raise objections against the GATE 2026 exam answer key must complete an online form that is released on the official website.

Visit the official website of the GOAPS 2026 portal
Log in using registered credentials - enrollment ID and password
Click on the GATE 2026 answer key
Select the paper you appeared for
Click on "Raise Objection"
Check the question number from the official answer key and enter the question ID
Pay the objection fee through the available payment modes

Use your GATE score to predict the Colleges you are eligible for using Shiksha's GATE 2026 College Predictor. Get cut-off information for top MTech Colleges and Courses.

Predict GATE Colleges

Commonly asked questions

Q: How to raise objection against GATE 2026 answer key?

Q: What is the fee for challenging the GATE answer key?

Q: When will IIT Guwahati open the GATE 2026 answer key window?

GATE 2026 Exam Dates & Schedule

Take a look at the table below for the complete schedule of GATE 2025 exam

Dates	Upcoming Exam Dates
19 Mar ' 26	GATE 2026 results
27 Mar ' 26 - 31 May ' 26	GATE 2026 Scorecard (free download)
May ' 26	COAP 2026 TENTATIVE
May ' 26	CCMT 2026 TENTATIVE
01 Jun ' 26 - 31 Dec ' 26	GATE 2025 Scorecard by paying a fee of INR 500 per test paper

Steps to Calculate GATE 2026 Scores

Candidates can check their probable GATE exam scores in the following way. To evaluate their scores, candidates must be aware of the GATE 2026 exam pattern and marking scheme -

Determine the total number of correct responses and allot points or scores to determine the final score.
Candidates must calculate the marks deducted for incorrect answers. (Negative marking is only applicable for MCQs and MSQs). There is no negative marking for Numerical-Based Questions (NAT).

The mathematical formula to calculate the GATE 2026 scores is as follows -

Total Marks = Total marks secured for the correct response - Negative marks for the wrong response

Commonly asked questions

Q: What is the difference between GATE marks vs score?

GATE 2026 Official Answer Key

After completing the exam, IIT Guwahati will release the GATE 2026 answer key for all 30 subject papers. The GATE 2026 question paper and answer key will be updated here soon.

GATE 2025 Master Question Paper and Answer Key PDF (Download here)

IIT Roorkee conducted the GATE 2025 exam on February 1, 2, 15, and 16 in two sessions. Candidates can download the GATE 2025 question paper answer key PDF below -

GATE 2025 Subject-Wise Question Paper	GATE 2025 Subject-Wise Answer Key	GATE 2025 Subject-Wise Question Paper	GATE 2025 Subject-Wise Answer Key
Aerospace Engineering (AE)	Download	Instrumentation Engineering (IN)	Download
Agricultural Engineering (AG)	Download	Mathematics (MA)	Download
Architecture and Planning (AR)	Download	Mechanical Engineering (ME)	Download
Biomedical Engineering (BM)	Download	Mining Engineering (MN)	Download
Biotechnology (BT)	Download	Metallurgical Engineering (MT)	Download
Civil Engineering (CE1)	Download	Naval Architecture and Marine Engineering (NM)	Download
Civil Engineering (CE 2)	Download	Petroleum Engineering (PE)	Download
Chemical Engineering (CH)	Download	Physics (PH)	Download
Computer Science and Information Technology (CS1) Forenoon	Download	Production and Industrial Engineering (PI)	Download
Computer Science and Information Technology (CS2) - Afternoon	Download	Statistics (ST)	Download
Chemistry (CY)	Download	Textile Engineering and Fibre Sciences (TF)	Download
Data Science and Artificial Intelligence (DA)	Download	Engineering Sciences (XE)	Download
Electronics and Communication (EC)	Download	Humanities and Social Sciences- Economics (XH-C1)	Download
Electrical Engineering (EE)	Download	Humanities and Social Sciences - English (XH-C2)	Download
Environmental Science and Engineering (ES)	Download	Humanities and Social Sciences - Linguistics (XH-C3)	Download
Ecology and Evolution (EY)	Download	Humanities and Social Sciences - Philosophy (XH-C4)	Download
Geomatics Engineering (GE)	Download	Humanities and Social Sciences - Psychology (XH-C5)	Download
Geology and Geophysics (GG-1)	Download	Humanities and Social Sciences - Sociology (XH-C6)	Download
Geology and Geophysics (GG-2)	Download	Life Sciences (XL)	Download

GATE 2024 Answer Key PDF

However, IISc Bengaluru has released the GATE 2024 answer key. Candidates can check below the GATE 2024 Master Question paper and its answer key released by IISc Bangalore. Candidates can use the GATE 2025 ME, CE, CS, ME, and EC answer key to evaluate their scores secured in the exam.

Master Question Paper	Answer Key	Master Question Paper	Answer Key
Aerospace Engineering (AE)	AE Key	Instrumentation Engineering (IN)	IN Key
Agricultural Engineering (AG)	AG Key	Mathematics (MA)	MA Key
Architecture and Planning (AR)	AR Key	Mechanical Engineering (ME)	ME Key
Biomedical Engineering (BM)	BM Key	Mining Engineering (MN)	MN Key
Biotechnology (BT)	BT Key	Metallurgical Engineering (MT)	MT Key
Civil Engineering (CE-1) (Forenoon)	CE-1 Key	Naval Architecture and Marine Engineering (NM)	NM Key
Civil Engineering (CE-2) (Afternoon)	CE-2 Key	Petroleum Engineering (PE)	PE Key
Chemical Engineering (CH)	CH Key	Physics (PH)	PH Key
Computer Science and Information Technology (CS-1) (Forenoon)	CS-1 Key	Production and Industrial Engineering (PI)	PI Key
Computer Science and Information Technology (CS-2) (Afternoon)	CS-2 Key	Statistics (ST)	ST Key
Chemistry (CY)	CY Key	Textile Engineering and Fibre Science (TF)	TF Key
Data Science and Artificial Intelligence (DA)	DA Key	Engineering Sciences (XE)	XE Key
Electronics and Communication Engineering (EC)	EC Key	Humanities & Social Sciences - Economics (XH-C1)	XH-C1 Key
Electrical Engineering (EE)	EE Key	Humanities & Social Sciences - English (XH-C2)	XH-C2 Key
Environmental Science & Engineering (ES)	ES Key	Humanities & Social Sciences - Linguistics (XH-C3)	XH-C3 Key
Ecology and Evolution (EY)	EY Key	Humanities & Social Sciences - Philosophy (XH-C4)	XH-C4 Key
Geomatics Engineering (GE)	GE Key	Humanities & Social Sciences - Psychology (XH-C5)	XH-C5 Key
Geology and Geophysics - Geology (GG-1)	GG-1 Key	Humanities & Social Sciences - Sociology (XH-C6)	XH-C6 Key
Geology and Geophysics - Geophysics (GG-2)	GG-2 Key	Life Sciences (XL)	XL Key

GATE Answer Key 2026 Download Process

Candidates can download the GATE 2026 answer key using the steps:

Step 1: Visit the official website of GOAPS 2026

Step 2: Log in using registered credentials

Step 3: Check and download the GATE answer key

Step 4: Als,o take a printout for future reference

⇒ Check GATE 2024 Master Question Paper

GATE Previous Year Answer Key

Here we are providing the GATE Answer Key links from previous years.

GATE 2024 Answer Key

Paper Name	Question Paper	Answer Key
AE: Aerospace Engineering	Download	Download
AG: Agricultural Engineering	Download	Download
AR: Architecture and Planning	Download	Download
BM: Biomedical Engineering	Download	Download
BT: Biotechnology	Download	Download
CE: Civil Engineering	Download (Forenoon) Download (Afternoon)	Download (Forenoon) Download (Afternoon)
CH: Chemical Engineering	Download	Download
CS: Computer Science and Information Technology	Download	Download
CY: Chemistry	Download	Download
EC: Electronics and Communication Engineering	Download	Download
EE: Electrical Engineering	Download	Download
ES: Environmental Science and Engineering	Download	Download
EY: Ecology and Evolution	Download	Download
GG: Geology	Download	Download
GG: Geophysics	Download	Download
IN: Instrumentation Engineering	Download	Download
MA: Mathematics	Download	Download
ME: Mechanical Engineering	Download (Forenoon) Download (Afternoon)	Download (Forenoon) Download (Afternoon)
MN: Mining Engineering	Download	Download
MT: Metallurgical Engineering	Download	Download
PE: Petroleum Engineering	Download	Download
PH: Physics	Download	Download
PI: Production and Industrial Engineering	Download	Download
ST: Statistics	Download	Download
TF: Textile Engineering and Fibre Science	Download	Download
XH-C1: Humanities & Social Sciences - Economics	Download	Download
XH-C2: Humanities & Social Sciences - English	Download	Download
XH-C3: Humanities & Social Sciences - Linguistics	Download	Download
XH-C4: Humanities & Social Sciences - Philosophy	Download	Download
XH-C5: Humanities & Social Sciences - Psychology	Download	Download
XH-C6: Humanities & Social Sciences - Sociology	Download	Download
XL: Life Science	Download	Download

GATE 2023 Answer Key

Scroll down for the GATE 2023 Answer Key for CS, ME, EE and EC.

GATE 2023 Paper	Answer Key Link
Computer Science and Engineering (CS & IT)	Download PDF
Electronics and Communication Engineering (EC)	Download PDF
Mechanical Engineering (ME)	Download PDF
Electrical Engineering (EE)	Download PDF

GATE 2022 Answer Key

Check below the final answer key using the link available in the table given below:

Paper Name	Answer Key
AE: Aerospace Engineering	Download
AG: Agricultural Engineering	Download
AR: Architecture and Planning	Download
BM: Biomedical Engineering	Download
BT: Biotechnology	Download
CE: Civil Engineering	Download (Forenoon) Download (Afternoon)
CH: Chemical Engineering	Download
CS: Computer Science and Information Technology	Download
CY: Chemistry	Download
EC: Electronics and Communication Engineering	Download
EE: Electrical Engineering	Download
ES: Environmental Science and Engineering	Download
EY: Ecology and Evolution	Download
GG: Geology	Download
GG: Geophysics	Download
IN: Instrumentation Engineering	Download
MA: Mathematics	Download
ME: Mechanical Engineering	Download (Forenoon) Download (Afternoon)
MN: Mining Engineering	Download
MT: Metallurgical Engineering	Download
PE: Petroleum Engineering	Download
PH: Physics	Download
PI: Production and Industrial Engineering	Download
ST: Statistics	Download
TF: Textile Engineering and Fibre Science	Download
XH-C1: Humanities & Social Sciences - Economics	Download
XH-C2: Humanities & Social Sciences - English	Download
XH-C3: Humanities & Social Sciences - Linguistics	Download
XH-C4: Humanities & Social Sciences - Philosophy	Download
XH-C5: Humanities & Social Sciences - Psychology	Download
XH-C6: Humanities & Social Sciences - Sociology	Download
XL: Life Science	Download

GATE 2021 Answer Key

Check on the relevant links to download the GATE 2021 paper or answer key from the table below:

Paper Name	Question Paper	Answer Key
AE: Aerospace Engineering	View	View
AG: Agricultural Engineering	View	View
AR: Architecture and Planning	View	View
BM: Biomedical Engineering	View	View
BT: Biotechnology	View	View
CE: Civil Engineering	View (CE-1) View (CE-2)	View (CE-1) View (CE-2)
CH: Chemical Engineering	View	View
CS: Computer Science and Information Technology	View (CS-1) View (CS-2)	View (CS-1) View (CS-2)
CY: Chemistry	View	View
EC: Electronics and Communication Engineering	View	View
EE: Electrical Engineering	View	View
ES: Environmental Science and Engineering	View	View
EY: Ecology and Evolution	View	View
GG: Geology	View	View
GG: Geophysics	View	View
IN: Instrumentation Engineering	View	View
MA: Mathematics	View	View
ME: Mechanical Engineering	View (ME-1) View (ME-2)	View (ME-1) View (ME-2)
MN: Mining Engineering	View	View
MT: Metallurgical Engineering	View	View
PE: Petroleum Engineering	View	View
PH: Physics	View	View
PI: Production and Industrial Engineering	View	View
ST: Statistics	View	View
TF: Textile Engineering and Fibre Science	View	View
XE-A: Engineering Mathematics	View	View
XE-B: Fluid Mechanics	View	View
XE-C: Materials Science	View	View
XE-D: Solid Mechanics	View	View
XE-E: Thermodynamics	View	View
XE-F: Polymer Science and Engineering	View	View
XE-G: Food Technology	View	View
XE-H: Atmospheric and Oceanic Sciences	View	View
XH-C1: Humanities & Social Sciences - Economics	View	View
XH-C2: Humanities & Social Sciences - English	View	View
XH-C3: Humanities & Social Sciences - Linguistics	View	View
XH-C4: Humanities & Social Sciences - Philosophy	View	View
XH-C5: Humanities & Social Sciences - Psychology	View	View
XH-C6: Humanities & Social Sciences - Sociology	View	View
XL-P: Chemistry	View	View
XL-Q: Biochemistry	View	View
XL-R: Botany	View	View
XL-S: Microbiology	View	View
XL-T: Zoology	View	View
XL-U: Food Technology	View	View

GATE 2020 Answer Key

Check on the relevant links to download the GATE 2020 paper or answer key from the table below:

Paper Name	Question Paper	Answer Key
AE: Aerospace Engineering	View	View
AG: Agricultural Engineering	View	View
AR: Architecture and Planning	View	View
BM: Biomedical Engineering	View	View
BT: Biotechnology	View	View
CE: Civil Engineering	View (Session-1)	View (Session-1)
CE: Civil Engineering	View (Session-2)	View (Session-2)
CH: Chemical Engineering	View	View
CS: Computer Sc. and Information Technology	View	View
CY: Chemistry	View	View
EC: Electronics and Communication Engg.	View	View
EE: Electrical Engineering	View	View
EY: Ecology and Evolution	View	View
GG: Geology and Geophysics	View	View
IN: Instrumentation Engineering	View	View
MA: Mathematics	View	View
ME: Mechanical Engineering	View (Session-1)	View (Session-1)
ME: Mechanical Engineering	View (Session-2)	View (Session-2)
MN: Mining Engineering	View	View
MT: Metallurgical Engineering	View	View
PE: Petroleum Engineering	View	View
PH: Physics	View	View
PI: Production and Industrial Engineering	View	View
ST: Statistics	View	View
TF: Textile Engineering and Fibre Science	View	View
XE-A: Engineering Mathematics	View	View
XE-B: Fluid Mechanics
XE-C: Materials Science
XE-D: Solid Mechanics
XE-E: Thermodynamics
XE-F: Polymer Science and Engineering
XE-G: Food Technology
XE-H: Atmospheric and Oceanic Sciences
XL-P: Chemistry	View	View
XL-Q: Biochemistry
XL-R: Botany
XL-S: Microbiology
XL-T: Zoology
XL-U: Food Technology