Maarg Manthan · Topic 21.12

Chief of Defence Staff (CDS) and Theatre Command Restructuring

Current Affairs & Government Schemes › Defence and Security Current Affairs · Topic 21.12

The Chief of Defence Staff (CDS) is the single-point military adviser to the Government of India and the permanent Chairman of the Chiefs of Staff Committee, a four-star post created on 24 December 2019 on the lines suggested by the Kargil Review Committee and the Group of Ministers in 2001. The CDS also heads the Department of Military Affairs (DMA) in the Ministry of Defence as its Secretary. General Bipin Rawat was the first CDS, General Anil Chauhan the second, and General N S Raja Subramani took charge on 31 May 2026. The CDS is tasked with theatre commands, joint planning and integration of the Army, Navy and Air Force, which as reported were still awaiting final approval.

5 min read · UPSC Prelims · Current Affairs & Government Schemes · Defence and Security Current Affairs

At a Glance

Created 24 December 2019
First CDS General Bipin Rawat
Current CDS General N S Raja Subramani, from 31 May 2026
Dual role Secretary, Department of Military Affairs
Reform Integrated theatre commands, proposed
Exam link UPSC Prelims, Current Affairs and Government Schemes: Defence and Security Current Affairs

Where Does It Fit?

This topic covers the top of the military structure. The weapons, exercises and recruitment in the earlier topics are meant to operate through joint commands, and the CDS is the officer charged with that integration. Previous topic: Multilateral and Bilateral Defence Exercises (Malabar, Yudh Abhyas, Tarang Shakti, Garuda Shakti). Next topic: Defence Corridors (Uttar Pradesh and Tamil Nadu Defence Industrial Corridors).

What Are the Role and Powers of the CDS?

Aspect	Details
Creation	Announced by the Prime Minister on 15 August 2019 and notified in December 2019. The idea came from the Kargil Review Committee of 1999 and the Group of Ministers in 2001, and later from the Shekatkar Committee in 2016
Rank and tenure	A four-star officer. The CDS serves until the age of 65 years
Principal military adviser	Advises the Defence Minister, while the three Service Chiefs keep their right to advise on matters of their service
Permanent Chairman	Heads the Chiefs of Staff Committee, a post that earlier rotated among the three chiefs
Head of the DMA	As Secretary of the Department of Military Affairs, deals with procurement of items for the services other than capital acquisitions, joint planning and promoting indigenous equipment
Limits	The CDS has no command over the three services and does not exercise operational command of troops. The Defence Secretary remains responsible for the defence of the country

What Is the Theatre Command Plan and Where Does It Stand?

Idea: a theatre command puts the forces of all three services for one region under a single commander, instead of separate single-service commands
Reported plan: three or four commands have been discussed, with a western command facing Pakistan, a northern command facing China and a maritime command for the Indian Ocean, as reported
Existing joint bodies: the Andaman and Nicobar Command created in 2001 and the Strategic Forces Command created in 2003 are tri-service commands that already exist
New agencies: the Defence Cyber Agency, Defence Space Agency and Armed Forces Special Operations Division were set up in 2019 under joint control
Status: as reported in July 2026, the CDS was to seek approval of the Defence Minister and then the Cabinet Committee on Security. No final approval or notification was confirmed in the sources checked, so the commands should be treated as proposed

What Else Should You Remember?

CDS list: General Bipin Rawat from 31 December 2019 to his death in a helicopter crash on 8 December 2021, General Anil Chauhan from 30 September 2022 to 30 May 2026, and General N S Raja Subramani from 31 May 2026
Law: the Inter-Services Organisations (Command, Control and Discipline) Act, 2023 lets a joint commander exercise command and discipline over personnel of all services in a joint organisation
Operation Sindoor: the conflict with Pakistan in May 2025 renewed the debate on joint operations, as reported
Link to recruitment: the Department of Military Affairs also leads policy on manpower, as in Agnipath Scheme and Agniveer Recruitment Reforms
Link to procurement: joint requirements are meant to reduce duplicate buying, as in Defence Acquisition Procedure (DAP) and Defence Procurement Reforms
Link to exercises: joint training supports integration, as in Multilateral and Bilateral Defence Exercises (Malabar, Yudh Abhyas, Tarang Shakti, Garuda Shakti)
Arguments for: faster decisions, better use of scarce assets such as air power and sea lift, and less duplication
Arguments against: concerns about the Air Force losing control of scarce fighters, the Navy keeping a distinct maritime role, and the risk of change during active threats
Global practice: the United States, China and others use theatre commands, but each model reflects its own history, so direct copying is not advised

Why Does It Matter for the Exam?

Date: December 2019 for creation and 31 May 2026 for the current CDS
Names: first, second and third CDS
Department: the CDS is Secretary of the Department of Military Affairs
Existing commands: Andaman and Nicobar Command and Strategic Forces Command are tri-service
Common errors: saying that the CDS commands all troops, or that theatre commands are already in place

As an analytical point, jointness works when it lowers duplication and raises decision speed without weakening the specialist strengths of each service. A phased plan with clear legal backing and agreed command lines reduces the risk of friction.

Why Is This Topic Important?

Facts Dates and holders
Reform Theatre command proposals
Balance Civil-military relations

What Came Next?

The next topic covers the industrial belts built for defence manufacturing. Next topic: Defence Corridors (Uttar Pradesh and Tamil Nadu Defence Industrial Corridors).

Key People and Terms

CDS Chief of Defence Staff
DMA Department of Military Affairs
COSC Chiefs of Staff Committee
Theatre command Joint command for one region
Jointness Integrated working of services
ANC Andaman and Nicobar Command

Exam Corner

Points to Remember

CDS created: 24 December 2019.
First CDS: Gen Bipin Rawat; current: Gen N S Raja Subramani (31 May 2026).
CDS is Secretary, Department of Military Affairs.
Tri-service commands: ANC (2001) and SFC (2003).
Law: Inter-Services Organisations Act, 2023.

Do Not Confuse With

CDS and Service Chief Adviser and coordinator versus head of one service
CDS and Defence Secretary Military head of the DMA versus civil head of the Ministry
Theatre command and single-service command Joint regional command versus one-service command

Memory Hook

One chief, one department, three services, joint theatres to come.

Mains Angle

Questions ask for views on jointness and reform. These points give a frame.

Need Speed and efficiency
Concerns Service concerns and control of assets
Way ahead Phased roll-out and legal clarity

A Question You May Face

An original practice question, not a past paper question.

“Discuss the role of the Chief of Defence Staff and the case for integrated theatre commands in India.”

How to Answer

Role Describe the CDS and DMA.
Case Duplication and speed.
Concerns Air power and maritime role.
Way Phased approach and law.

GS Relevance

Prelims: CDS creation, functions, first and current holders, DMA. GS Paper 3: defence reform, higher defence management, internal and external security. GS Paper 2: civil-military relations.

Frequently Asked Questions

What is the role of the Chief of Defence Staff?

The Chief of Defence Staff is the principal military adviser to the Defence Minister and the permanent Chairman of the Chiefs of Staff Committee. The post, created in December 2019, also heads the Department of Military Affairs and works on joint planning, integration and indigenisation, without operational command of the three services.

Who is the current CDS of India?

General N S Raja Subramani took charge as India's third Chief of Defence Staff on 31 May 2026, after General Anil Chauhan's tenure ended on 30 May 2026. He was earlier Vice Chief of the Army Staff and Military Adviser in the National Security Council Secretariat, and is also Secretary of the Department of Military Affairs.

Who was the first CDS of India?

General Bipin Rawat was India's first Chief of Defence Staff, taking office on 31 December 2019. He died in a helicopter crash at Coonoor in Tamil Nadu on 8 December 2021. General Anil Chauhan became the second CDS on 30 September 2022 after a gap of nine months.

What are theatre commands?

A theatre command places the army, navy and air force units that serve one region under a single commander. India has discussed three or four such commands, for example western, northern and maritime. As reported in July 2026, the plan awaited final government approval, and no notification was confirmed.

What is the Department of Military Affairs?

The Department of Military Affairs is a department of the Ministry of Defence created in December 2019 and headed by the Chief of Defence Staff as its Secretary. It handles the three services, joint planning, non-capital procurement for the services, manpower policy and the promotion of indigenous equipment.

PYQ Practice — Statement Analysis

1 The post of Chief of Defence Staff was created in 2019.

True

On 24 December 2019.

2 The CDS exercises operational command over the three services.

False

The CDS has no operational command of troops.

3 The CDS is Secretary of the Department of Military Affairs.