CSE 2027Filterable calendar11 milestonesVerify on upsc.gov.in

UPSC Calendar 2027 — Prelims, Mains & Interview Dates

Planning calendar for the CSE 2027 cycle: notification window, Prelims, Mains, and interview milestones for UPSC Shelf aspirants.

1. Phases2. Gazette note3. Calendar filter4. Mains slots5. FAQs
CSE 2027 cycle

Four planning phases

Indicative statutory rhythm for roadmap design. Exact gazette dates appear only on upsc.gov.in.

Phase 1
Notification
February 2027

OTR apply on upsconline.nic.in

Phase 2
Prelims
May / June 2027

GS + CSAT · one day

Phase 3
Mains written
September 2027

9 papers · ~5 days

Phase 4
Final ranks
Apr / May 2028

Interview + allocation

Gazette status

How to read this calendar

  1. Advance roadmap — model an 18-month plan before the PDF drops.
  2. Official release — annual programme + notification PDFs come from UPSC only.
  3. Shelf sync — we refresh this hub when official dates are published; always verify on upsc.gov.in.

2027 examination calendar filter

Planning · verify on upsc.gov.in

Filter the statutory-style programme by service family. Exact gazette dates publish only on the Commission site.

  • CSEGazette cycle

    Civil Services (Preliminary) Examination 2027

    Screening for IAS, IPS, IFS, IRS and Central Group A & B services. GS I + CSAT, 400 marks.

    Notification
    February 2027 (1st Wed)
    Last date
    March 2027 (~3 weeks)
    Examination
    May / June 2027 (Sunday)
    Duration
    1 day · 2 shifts
  • IFoSGazette cycle

    Indian Forest Service (Preliminary) 2027

    Common screening through Civil Services Prelims; science/engineering degree required.

    Notification
    February 2027
    Last date
    March 2027
    Examination
    May / June 2027 (joint with CSE)
    Duration
    1 day
  • CSE Mains

    Civil Services (Main) Examination 2027

    Nine descriptive papers · 1,750 merit marks + 2 qualifying languages.

    Notification
    July 2027 (DAF-I)
    Last date
    August 2027
    Examination
    September 2027
    Duration
    5 days
  • Defense

    NDA & NA Examination (I) 2027

    Admission to Army, Navy and Air Force wings of NDA (12th pass / appearing).

    Notification
    December 2026
    Last date
    January 2027
    Examination
    April 2027 (Sunday)
    Duration
    1 day
  • Defense

    CDS Examination (I) 2027

    Entry for graduates into IMA, INA, AFA, and OTA.

    Notification
    December 2026
    Last date
    January 2027
    Examination
    April 2027 (Sunday)
    Duration
    1 day
  • Defense & Police

    CAPF (ACs) Examination 2027

    Assistant Commandants in BSF, CRPF, CISF, ITBP, and SSB.

    Notification
    April 2027
    Last date
    May 2027
    Examination
    August 2027 (Sunday)
    Duration
    1 day
  • Engineering

    Engineering Services (Preliminary) 2027

    Indian Railway, Central Power, and Central Engineering Services.

    Notification
    September 2026
    Last date
    October 2026
    Examination
    February 2027 (Sunday)
    Duration
    1 day
  • Science

    Combined Geo-Scientist (Preliminary) 2027

    Geologist, Geophysicist, and Chemist posts in GSI & CGWB.

    Notification
    September 2026
    Last date
    October 2026
    Examination
    February 2027
    Duration
    1 day
  • Medical

    Combined Medical Services (CMS) 2027

    Medical Officers in Central Health Service, Railways, and NDMC.

    Notification
    April 2027
    Last date
    May 2027
    Examination
    July 2027 (Sunday)
    Duration
    1 day · CBT

CSE 2027 master milestone schedule

Notification → Prelims → Mains → Interview → final ranks (~18 months).

  1. 01
    Annual calendar release
    April / May 2026
    upsc.gov.in
  2. 02
    Official CSE 2027 notification
    February 2027
    upsconline.nic.in
  3. 03
    Last date for online application
    March 2027
    upsconline.nic.in
  4. 04
    e-Admit card
    May 2027 (~3 weeks before)
    upsc.gov.in
  5. 05
    Prelims exam day
    May / June 2027
    All-India centres
  6. 06
    Prelims result
    June 2027 (15–20 days)
    upsc.gov.in
  7. 07
    DAF-I for Mains
    July 2027
    upsconline.nic.in
  8. 08
    Mains written
    September 2027
    Designated centres
  9. 09
    Mains result & DAF-II
    Nov / Dec 2027
    upsc.gov.in
  10. 10
    Personality Test
    Jan–Apr 2028
    Dholpur House
  11. 11
    Final merit list
    Apr / May 2028
    upsc.gov.in
Mains timetable

5-day written slot architecture (typical)

Exam dayForenoon (9–12)Afternoon (2–5)
Day 1 (Friday)Paper I · Essay—
Day 2 (Saturday)Paper II · GS 1Paper III · GS 2
Day 3 (Sunday)Paper IV · GS 3Paper V · GS 4
Day 4 (next Saturday)Paper A · Indian LanguagePaper B · English
Day 5 (next Sunday)Paper VI · Optional 1Paper VII · Optional 2
FAQs

Calendar FAQs

When is CSE 2027 Prelims expected?

A Sunday in late May or early June 2027 across designated centres, subject to the official annual programme.

When does the 2027 notification typically open?

February 2027 on upsc.gov.in / upsconline.nic.in, with roughly a 3-week apply window.

When is Mains 2027 written?

September 2027 over about 5 days (two weekends): Essay, GS 1–4, languages, and two optional papers.

How early is the annual programme released?

Usually 10–12 months ahead (around April–May of the preceding year) on upsc.gov.in.

When are Personality Tests held?

Typically January–April 2028 at Dholpur House after Mains results; final list around April–May 2028.

OTR guide · Syllabus · Plan in Shelf

Disclaimer: UPSC Shelf is an independent study workspace and is not affiliated with, endorsed by, or connected to the Union Public Service Commission. Official notifications, calendars, admit cards, and results are published only at upsc.gov.in.