UPSC typically runs multiple boards concurrently; credible estimates range from 6 to 10 boards operating on any given interview day.

UPSC does not publish the precise number of boards operating on any single day as official policy, and the figure varies across the interview season depending on the number of candidates to be covered.

Arithmetic: How Many Boards Are Needed?

For CSE 2025, 2,736 candidates were called for interview (scheduled 5 January 2026 to 27 February 2026 — roughly 40 working days). Each board interviews approximately 5 to 6 candidates per half-day session, running two sessions daily:

VariableEstimate
Candidates per board per session5–6
Sessions per day2 (Forenoon + Afternoon)
Candidates per board per day~10–12
Total candidates (CSE 2025)2,736
Working days available~40
Boards needed per day6–7

For CSE 2024, 2,845 candidates were interviewed across roughly 70 working days (7 January to 17 April 2025). Multiple coaching and analysis platforms — drawing on candidate feedback — report that between 6 and 10 boards typically sit simultaneously during peak interview days. Each board is independent and operates in a separate room at the UPSC headquarters.

Forenoon and Afternoon Session Structure

UPSC runs exactly two sessions per interview day:

  • Forenoon session: Candidates must report by 9:00 AM. Interviews begin shortly after and typically conclude by early afternoon.
  • Afternoon session: Candidates must report by 1:00 PM. Interviews run until approximately 5:00–6:00 PM.

Candidates are told their session (forenoon or afternoon) in their e-Summon letter, but they do not know which board they will face until the day of the interview.

The Physical Setting: UPSC Dholpur House

Interviews are conducted at Dholpur House, Shahjahan Road, New Delhi – 110069, the headquarters of UPSC. Key facts about the venue:

  • Dholpur House is a heritage building that serves simultaneously as UPSC's administrative headquarters and its examination venue. The building's formal colonial-era architecture sets an unmistakably serious tone from the moment a candidate arrives.
  • Candidates enter through a security checkpoint at the main gate. The e-Summon letter and a valid photo ID are verified before entry. Mobile phones, smartwatches, tablets, and all electronic or recording devices must be deposited at the cloak room inside the building — no fee is charged for this service.
  • Candidates are not permitted inside the campus before 9:00 AM for the forenoon session. Those who arrive significantly early wait outside the gate. Plan to arrive at the outer gate by 8:40–8:45 AM to complete security formalities by 9:00 AM.
  • A formal waiting area exists inside the building where candidates sit before being called to the interview room. This waiting area is culturally significant: candidates who have just finished their interview sometimes briefly pass through before exiting, and an informal ecosystem of real-time information-sharing has developed among aspirants in this space — broad descriptions of board atmosphere, topics asked, panel temperament. UPSC does not facilitate this exchange and makes no representation about its accuracy.
  • The interview room itself is well-furnished and air-conditioned, with the board table arranged in an arc (or horseshoe shape), the chairperson seated centrally flanked by two members on each side, and a single chair for the candidate placed opposite the panel at a respectful distance — close enough for normal conversation, distant enough to feel formal.
  • After the interview, candidates are typically escorted out of the building and are not permitted to re-enter. Document verification (original certificates vs. DAF claims) is conducted before the candidate is called into the interview room.

Scale of the Operation

To appreciate the logistical scale: across the CSE 2024 and CSE 2025 cycles, UPSC interviewed a combined total of approximately 5,581 candidates within a span of roughly 110 working days. This required sustained multi-board operation across every interview day, with document verification, board allocation, waiting area management, and TA claim processing running in parallel.

Mentor Tip

Arriving at Dholpur House is itself a sensory experience that many candidates underestimate. The building's formality, the visible seniority of actual constitutional appointees on the panel, and the knowledge that this is the final gate after 12–18 months of preparation — all of this creates a psychological pressure that no mock interview can simulate. Toppers consistently advise using the waiting period for calm, controlled breathing rather than last-minute note revision. The candidates who enter the room composed — not over-caffeinated and note-scanning — tend to fare better in the first two minutes, which set the tone for the entire session.

Revision
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