Mains GS Paper IIIInternal Security

Security Forces — CAPF, Intelligence Agencies & Reforms

सुरक्षा बल — CAPF, खुफिया एजेंसियां और सुधार

Security Forces — CAPF, Intelligence Agencies & Reforms is part of the UPSC Mains GS Paper III syllabus, under Internal Security. It appeared in Mains GS Paper III question papers in 2 of the 10 years from 2016 to 2025 (2018, 2021).

What should you study in Security Forces?

  • CAPF — BSF, CRPF, CISF, SSB, ITBP — mandates & deployment
  • NIA — National Investigation Agency; jurisdiction, conviction rate
  • Intelligence agencies — IB (domestic), RAW (external), DIA (defence)
  • Police reforms — Prakash Singh case directives; state compliance

How often is Security Forces asked in UPSC Mains?

Asked in 2 of 10 years, including 1 of the last 5. Highlighted years below are the ones it appeared in.

  1. 2016: not asked
  2. 2017: not asked
  3. 2018: asked
  4. 2019: not asked
  5. 2020: not asked
  6. 2021: asked
  7. 2022: not asked
  8. 2023: not asked
  9. 2024: not asked
  10. 2025: not asked

About the Mains GS Paper III paper

GS Paper III is a 250-mark descriptive Mains paper covering technology, economic development, biodiversity, environment, security and disaster management. See all 50 Mains GS Paper III topics.

Related topics to study next

Syllabus: UPSC Civil Services notification. Topic breakdown, subtopics and PYQ years: GS Score UPSC Syllabus 2026-27 booklet. Sources & credits

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