TNPSC Group 1 2026: What We Know
The Tamil Nadu Public Service Commission has confirmed the TNPSC Group 1 (Combined Civil Services Examination — Group I Services) 2026 schedule via the TNPSC Annual Planner 2026. The official notification will be released on June 23, 2026 at tnpsc.gov.in, with the Preliminary Examination scheduled for September 6, 2026. TNPSC Group 1 is Tamil Nadu's most competitive civil services exam, recruiting for top administrative posts including Deputy Collector, Deputy Superintendent of Police (DSP), District Registrar, and Block Development Officer. Historically, TNPSC Group 1 advertises 80 to 170 vacancies per cycle — the exact count for 2026 will be announced with the notification.
Expected Timeline
- Official Notification Release: June 23, 2026
- Application Window: Expected late June to late July 2026 (approximately 30 days)
- Prelims Examination: September 6, 2026
- Prelims Result: Expected November–December 2026
- Mains Examination: Expected early 2027
- Official Website: tnpsc.gov.in
Posts and Vacancies
TNPSC Group 1 recruits for the highest-tier administrative posts in Tamil Nadu state services. Key posts include: Deputy Collector, Deputy Superintendent of Police (DSP), Assistant Commissioner of Commercial Taxes, District Registrar, District Employment Officer, Block Development Officer (BDO), Assistant Director (Industries and Commerce), and Deputy Registrar of Cooperative Societies. The 2024 cycle had 90 vacancies; the 2026 cycle is expected to have 80–170 vacancies depending on department requirements. The exact post-wise vacancy breakdown will be published with the notification on June 23.
Eligibility Criteria
- Educational Qualification: Bachelor's degree in any discipline from a recognised university
- Age Limit: 21 to 32 years for General/OC category
- Age Relaxation: OBC/BC/MBC up to 34 years; SC/ST/Denotified Communities up to 37 years
- Nationality: Indian citizen; no Tamil Nadu domicile requirement for most posts
- Application Fee: ₹150 for General/OC; free for SC/ST candidates
- One-Time Registration Fee: ₹150 at tnpsc.gov.in (valid for 5 years, if not already done)
Exam Pattern — Prelims
TNPSC Group 1 Prelims is a single-session objective exam: 200 questions, 300 marks, 3 hours. The paper combines General Studies and Aptitude & Mental Ability — there is no separate CSAT paper. Subject coverage includes: History (Indian and Tamil Nadu), Geography, Polity, Economy, Science & Technology, Current Events, and Aptitude/Reasoning. Negative marking: 1/3 mark deducted per wrong answer. Prelims is purely a screening test — marks are not added to the final merit. Candidates can answer in English or Tamil.
Exam Pattern — Mains
TNPSC Group 1 Mains consists of 3 descriptive papers of 300 marks each (total 900 marks), with 3-hour duration per paper. Paper I: Tamil/Other Language (compulsory qualifying paper). Paper II: General Studies (combined GS covering all topics). Paper III: General Studies + Aptitude. The Interview carries 100 marks. Final selection merit: Mains papers (excluding qualifying language paper) + Interview. All Mains papers can be answered in English or Tamil.
How to Use PSCPrep.ai for TNPSC Group 1 Prep
Start your TNPSC Group 1 2026 prep on PSCPrep.ai: the PYQ Hub has year-wise TNPSC Group 1 Prelims papers so you can see exactly how the commission frames questions — including the high-weight Tamil Nadu GK section. Take the diagnostic quiz to identify your weak topics — the AI planner then builds a week-by-week study schedule tailored to the TNPSC syllabus with 3 months of runway before Prelims. AI Study Notes condense each GS topic into structured briefings with key facts, exam patterns, and common traps. Use the mock test feature for full-length timed practice matching the Group 1 pattern (200 questions, 3 hours).