The Tamil Nadu Public Service Commission (TNPSC) conducted the Combined Technical Services Examination (CTS) under Advertisement No. 04/2026 from 16 August to 19 September 2026. The TNPSC CTS Answer Key 2026 is expected to be released in October 2026 on the official website, tnpsc.gov.in.
The answer key will help candidates compare their responses with the officially provided answers and estimate their probable marks before the declaration of the result. TNPSC is expected to publish separate answer-key PDFs for different papers and technical subjects.
TNPSC CTS Answer Key 2026 – Overview
| Particulars | Details |
|---|---|
| Conducting Authority | Tamil Nadu Public Service Commission (TNPSC) |
| Examination | Combined Technical Services Examination |
| Advertisement No. | 04/2026 |
| Exam Dates | 16 August to 19 September 2026 |
| Answer Key Status | To Be Released |
| Expected Release | October 2026 |
| Answer Key Format | Subject/Paper-wise PDF |
| Negative Marking | 1/3 mark |
| Official Website | tnpsc.gov.in |
TNPSC CTS Answer Key 2026
The TNPSC CTS Answer Key 2026 will contain the correct answers to questions asked in the written examination. Since the examination covers several common and technical subjects, the Commission is expected to release answer keys separately according to the respective paper and subject.
The answer key will help candidates:
- Check their marked answers against the official answers
- Calculate their estimated examination score
- Assess their qualifying chances
- Identify potentially incorrect answers
- Raise objections against provisional answers, if required
The answer key is expected to be available on the official TNPSC website after its release.
TNPSC CTS Answer Key 2026 and Objection Facility
TNPSC is expected to release a provisional answer key before the final result. Candidates will be able to compare the answers with their recorded responses and calculate their tentative scores.
If a candidate finds any answer incorrect, an objection facility may be provided by TNPSC. Candidates will have to submit their objections within the prescribed period and provide supporting documents wherever required.
The exact objection dates and procedure will be known after TNPSC activates the facility.
TNPSC CTS Answer Key 2026 – Subject-Wise PDFs
The Combined Technical Services Examination includes common papers as well as various technical subjects. The answer key may be provided separately for the following papers/subjects:
- Tamil Eligibility Test
- General Studies
- Aptitude and Mental Ability
- Agriculture
- Electrical and Electronics Engineering
- Mechanical/Production/Manufacturing Engineering
- Business Administration
- Law
- Financial and Cost Accountancy
- Other technical subjects
Candidates should download the answer key corresponding to the paper and subject they appeared for.
How to Download TNPSC CTS Answer Key 2026?
Candidates can follow the steps below to download the answer key after it is released:
- Visit the official TNPSC website at tnpsc.gov.in.
- Go to the Important Links section on the homepage.
- Look for the notice related to the Tentative Answer Keys for posts under the Combined Technical Services Examination (Non-Interview Posts) held from 16 August to 19 September 2026.
- Open the relevant link.
- Select the required examination paper or subject.
- Download the corresponding answer-key PDF.
- Compare the official answers with your recorded responses.
- Save the PDF for future reference.
How to Calculate Marks Using TNPSC CTS Answer Key?
Candidates can estimate their scores by comparing their answers with the official answer key and applying the marking scheme applicable to their examination paper.
The examination includes Paper I and Paper II. Paper I comprises the Tamil Eligibility Test, General Studies and Aptitude & Mental Ability, while Paper II is based on the concerned subject.
As stated in the provided information, 1/3 mark is deducted for an incorrect answer.
Candidates can use the following basic formula:
Expected Score = Marks Obtained for Correct Answers − Negative Marks for Incorrect Answers
The final score should be calculated according to the marking scheme applicable to the respective paper.
What After TNPSC CTS Answer Key 2026?
After the provisional answer key is released, candidates will get an opportunity to raise objections if the objection facility is activated by TNPSC.
Following the answer-key and objection process, the Commission will proceed with the subsequent stages of recruitment. For Non-Interview Posts, the selection process mentioned in the source includes:
- Written Examination
- Certificate Verification
- Counselling, wherever applicable
Candidates should keep their original documents and other required certificates ready and regularly check the official TNPSC website for updates regarding the TNPSC CTS Result 2026, certificate verification and counselling.
TNPSC CTS Answer Key 2026 – FAQs
When will the TNPSC CTS Answer Key 2026 be released?
The TNPSC CTS Answer Key 2026 is expected to be released in October 2026. The exact release date has not been provided in the supplied information.
Where can I download the TNPSC CTS Answer Key?
Candidates will be able to download the answer key from the official TNPSC website, tnpsc.gov.in, after it is released.
Will the TNPSC CTS Answer Key be released subject-wise?
Yes. The answer key is expected to be provided according to the respective examination paper, subject and paper code.
Can I challenge the TNPSC CTS Answer Key?
Candidates may challenge the provisional answer key if TNPSC activates the objection facility. Objections must be submitted online within the prescribed deadline and with supporting documents where required.
Is there negative marking in the TNPSC CTS Examination?
According to the provided information, 1/3 mark is deducted for an incorrect answer. Candidates should apply the marking scheme applicable to their particular paper while calculating their estimated score.