Internal Security & Disaster Management Security Forces and Agencies GS Paper III

Security Forces and Agencies — Quick Revision

One-page UPSC revision of security forces and agencies: the seven CAPFs, intelligence and investigation agencies, the CDS, the NSC system and police reform.

SyllabusGS III · Various security forces and agencies and their mandate

By 2 min read Updated Oct 2026 #quick revision#internal-security#capf

The security architecture on one page: who, under whom, since when, for what.

CAPFs (Ministry of Home Affairs)

ForceRaisedMandateRemember
Assam Rifles1835Myanmar border; North-East CI opsOldest; dual control (MHA admin, Army ops)
CRPF1939Internal security, LWE, electionsLargest; RAF (1992), CoBRA (2008)
ITBP1962China borderHigh-altitude specialist
SSB1963Nepal (2001), Bhutan (2004) bordersRenamed Sashastra Seema Bal in 2003
BSF1965Pakistan, Bangladesh bordersArmy’s operational control on LoC
CISF1969PSUs, airports, metros, key buildingsConsultancy to private sector
NSG1984Counter-terror, counter-hijackNSG Act 1986; “Black Cats”

Intelligence and Investigation

AgencyYearUnderStatutory?
IB1887 originsMHANo
R&AW1968Cabinet SecretariatNo
DIA2002MoDNo
NTRO2004NSANo
CBI1963DoPTPowers from DSPE Act, 1946
NCB1986MHAUnder NDPS Act, 1985
NIA2008MHAYes — NIA Act, 2008
ED1956 originsDept of RevenueEnforces PMLA, FEMA, FEOA
DRI1957Dept of Revenue (CBIC)Customs laws
High-yield facts
  • CDS from 1 January 2020: heads the Department of Military Affairs; Permanent Chairman, Chiefs of Staff Committee; does not exercise military command over the service chiefs.
  • NSC — 1998, chaired by the Prime Minister; NSA heads the NSCS.
  • CBI needs State consent (Section 6, DSPE Act); the NIA does not.
  • Coast Guard is under the MoD, not a CAPF.
  • NCTC (proposed 2012) was never set up.

Reports and Committees

BodyYearContribution
Kargil Review Committee (K. Subrahmanyam)1999Intelligence and security gaps
Group of Ministers2001DIA, NTRO, MAC, “one border one force”
Padmanabhaiah Committee2000Police reforms
Model Police Act (Soli Sorabjee committee)2006Draft replacement for the Police Act, 1861
2nd ARC 5th Report — Public Order2007Police and public order reforms
Naresh Chandra Task Force2012Higher defence management
Shekatkar Committee2016Combat capability; supported a CDS

Prakash Singh (2006) — Seven Directions

  1. State Security Commission
  2. DGP from UPSC panel; two-year minimum tenure
  3. Two-year tenure for IGs, SPs, SHOs
  4. Separate investigation from law and order
  5. Police Establishment Board
  6. Police Complaints Authority (State and district)
  7. National Security Commission (for CAPF chiefs)

Traps

  • Assam Rifles: MHA + Army, not MoD alone.
  • R&AW: Cabinet Secretariat.
  • Police and public order: State List (Entries 1 and 2).
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