TNPSC CTS Answer Key 2026 Out for Non-Interview Posts - Download PDF and Raise Objection

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Update type	Answer Key
Recruiting authority	Authority — see source notice
Last successful check	14 Nov 2026
Last date	14 Oct 2026
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Updated October 08, 2026 10:41 AM
by J Divya
The Tamil Nadu Public Service Commission (TNPSC) has released the tentative answer keys for the Combined Technical Services Examination (Non-Interview Posts) under Notification No. 04/2026. The examination for 508 vacancies was held from 16/08/2026 to 19/09/2026. Candidates can download the subject-wise answer key PDFs from tnpsc.gov.in and challenge any answer through the online Answer Key Challenge facility.

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TNPSC CTS Answer Key 2026 - Quick Overview

Particulars	Details
Conducting Body	Tamil Nadu Public Service Commission (TNPSC)
Examination Name	Combined Technical Services Examination (Non-Interview Posts)
Notification No.	04/2026
Total Vacancies	508 (revised)
Number of Posts	43 non-interview posts
Examination Dates	16/08/2026 to 19/09/2026
Answer Key Status	Tentative answer keys released
Answer Key Format	Subject-wise PDF
Official Website	tnpsc.gov.in

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TNPSC CTS Answer Key 2026 Important Dates

Event	Date
Notification Released	20/05/2026
Admit Card Released	06/08/2026
Objective Type (OMR) Examinations	16/08/2026 to 20/08/2026
Descriptive Type Examinations	07/09/2026 to 12/09/2026 and 19/09/2026
Last Date and Time to Raise Objections	14/10/2026, 5:45 PM

How to Download the TNPSC CTS Answer Key 2026

Visit the official website tnpsc.gov.in.
Open the Answer Keys section and select Combined Technical Services Examination in Non-Interview Posts.
Choose your subject from the list.
Download the tentative answer key PDF and save it for reference.

How to Raise an Objection Against the TNPSC CTS Answer Key

Log in to the TNPSC website with your credentials.
Open the Answer Key Challenge facility for Notification No. 04/2026.
Select the subject and the question number you want to challenge.
Upload supporting documentary evidence for your claim.
Submit the objection before the deadline.

How to Calculate Your Score Using the TNPSC CTS Answer Key

Download the answer key for your subject.
Compare it with the options you marked in the exam.
Count the correct answers.
Apply the marks per question and any negative marking given in the official notification.

Important Instructions

Download the answer key only from the official TNPSC website.
Check the subject name and subject code before comparing answers.
Submit objections only through the online challenge facility and before the deadline.
Keep valid supporting evidence ready before challenging an answer.
Treat your calculated score as an estimate until the result is declared.
Also Read: RRB Section Controller Admit Card 2026

TNPSC CTS Answer Key 2026 - Important Links

Link	URL
TNPSC Official Website	tnpsc.gov.in
Tentative Answer Keys	Download Here

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Q2. How many vacancies are there in TNPSC CTS 2026?

There are 508 revised vacancies across 43 non-interview posts.

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