The defence industrial sector forms the bedrock of India’s strategic autonomy and national security architecture. Operating one of the world’s largest armed forces with over 1.55 million active personnel, India has traditionally managed significant regional geopolitical dynamics along a two-front threat vector. Under the “Make in India” and “Atmanirbhar Bharat” frameworks, defence manufacturing has transitioned from a purely tactical security requirement into a critical engine of macroeconomic growth, industrial development, and employment generation.
Macroeconomic Indicators and Market Size
Financial Allocations and Budgetary Trends
- Union Budget Share: The Ministry of Defence consistently receives the highest allocation among all union ministries. In the FY 2025–26 budget, the sector was allocated ₹6,81,210.27 crore (approximately US$83 billion), constituting 13.45% of the total Union Budget.
- Capital Procurement Pivot: Out of the modernization capital budget, approximately 75% (over ₹1.11 lakh crore) is explicitly earmarked for procurement from domestic sources to curb structural capital flight.
- GDP Contribution and Projections: India’s overall domestic defence production surpassed a record ₹1.50 lakh crore (US$17.57 billion). The Ministry of Defence has structured a roadmap to scale domestic manufacturing to ₹3,00,000 crore (US$34.7 billion) by FY 2028–29.
From Net Importer to Export Hub
Historically ranked among the top global arms importers, India has drastically shifted its trade balance.
- Export Trajectory: Defence exports reached an all-time high of ₹23,622 crore (US$2.76 billion) in FY 2024–25, representing a massive 34-fold surge over the past decade from a baseline of ₹686 crore in FY 2013–14.
- Sectoral Composition: In the export pool, private sector enterprises contributed the lion’s share of ₹15,233 crore, while Defence Public Sector Undertakings (DPSUs) accounted for ₹8,389 crore.
- Global Footprint: Indian defence hardware is now exported to over 100 nations. The top destination markets include the United States, France, and Armenia.
Structural Architecture of the Indian Defence Ecosystem
Public Sector Dominance and Reorganization
The public sector still underpins 60% of India’s domestic defence industry, heavily supported by the Defence Research and Development Organisation (DRDO) and its network of 50 specialized laboratories. The core base comprises 16 Defence Public Sector Undertakings (DPSUs). Key state-run enterprises include:
- Hindustan Aeronautics Limited (HAL): Aerospace, fighter jets, and rotorcraft.
- Bharat Electronics Limited (BEL): Advanced defense electronics, avionics, and radar systems.
- Bharat Dynamics Limited (BDL): Guided missile systems and underwater ammunition.
- Mazagon Dock Shipbuilders (MDL) & Cochin Shipyard (CSL): Naval combatants, conventional submarines, and aircraft carriers.
Private Sector Integration
The private sector’s contribution to total domestic production stands at roughly 21% and is accelerating. Major Indian conglomerates like Tata Advanced Systems Limited (TASL), Larsen & Toubro (L&T), Bharat Forge (Kalyani Group), and Solar Industries have evolved from component sub-tier suppliers into Tier-1 system integrators.
MSMEs and Defence Start-ups
The industrial base encompasses over 16,000 Micro, Small, and Medium Enterprises (MSMEs). Furthermore, funding for military-technology start-ups expanded from ₹27 crore in 2016 to ₹1,653 crore, acting as an agile technological feeder layer for the military.
Key Institutional and Policy Pillars
Defence Acquisition Procedure (DAP) 2020
The DAP 2020 serves as the primary governance document regulating capital acquisitions. It structures a strict hierarchy of procurement categories, legally mandating the highest preference for indigenous design and manufacturing:
- Buy (Indian-IDDM): Indigenously Designed, Developed, and Manufactured platforms. Requires a minimum of 50% Indigenous Content (IC).
- Buy (Indian): Requires minimum 50% IC if designed indigenously, otherwise 60%.
- Make Categories: Separated into ‘Make-I’ (Government funded up to 70%) and ‘Make-II’ (Industry-funded prototype development) to incentivize domestic R&D.
Positive Indigenisation Lists (PILs)
The Ministry of Defence uses tool-based import bans via PILs. By implementing multiple tranches of these lists, the government has embargoed the import of over 5,000 items, including complex line replaceable units (LRUs), subsystems, and raw materials. These items must now be exclusively sourced from domestic developers, providing guaranteed demand to local vendors.
Srijan Portal
An online backend dashboard (srijandefence.gov.in) developed to facilitate corporate indigenization. It displays imported defence items to domestic industries, allowing MSMEs and private players to take up those items for domestic design and manufacturing. Over 14,000 items have been indigenized via this platform.
Innovations for Defence Excellence (iDEX)
Launched in 2018, iDEX engages MSMEs, startups, and individual innovators to deliver technologically advanced solutions to the Indian Armed Forces. Operating via the Defence Innovation Organisation (DIO), iDEX provides execution grants up to ₹1.5 crore (and up to ₹10 crore under iDEX Prime) for cutting-edge technological problems posed by the services.
Liberalization of Foreign Direct Investment (FDI)
To inject global capital and carbon-fiber/propulsion technologies into the local ecosystem, the government relaxed FDI thresholds:
- Automatic Route: Up to 74% foreign equity is permitted without prior government approval.
- Government Route: Up to 100% is accessible where it is likely to provide access to modern technology or for other reasons to be recorded. Notably, Swedish firm Saab became the first foreign entity to secure 100% FDI for manufacturing its Carl Gustaf M4 recoilless rifle in India.
Corporatization of the Ordnance Factory Board (OFB)
In 2021, the 200-year-old Ordnance Factory Board, consisting of 41 ordnance factories, was dissolved and restructured into 7 distinct corporate, 100% state-owned Defence Public Sector Undertakings (e.g., Advanced Weapons and Equipment India Ltd, Munitions India Ltd). This policy reform targeted bureaucratic operational inefficiencies, transforming departmental entities into commercially viable corporate units with corporate accounting standards.
Strategic Defence Industrial Corridors
To create clustered regional supply chains, the government established two dedicated Defence Industrial Corridors (DICs):
| Corridor | Key Industrial Nodes | Core Focus Areas |
| Uttar Pradesh DIC | Aligarh, Agra, Jhansi, Chitrakoot, Kanpur, Lucknow | Ammunition, drones, heavy land vehicles, aerospace structures, personal protective gear. |
| Tamil Nadu DIC | Chennai, Coimbatore, Hosur, Salem, Tiruchirappalli | Missiles, aerospace components, naval systems, electronics, maintenance repair & overhaul (MRO). |
Technological Milestones and Flagship Indigenized Platforms
The intersection of state R&D and private manufacturing has resulted in several high-profile military platforms:
- Strategic Missile Systems: Production of the BrahMos supersonic cruise missile (including a major export deal worth ₹3,800 crore to the Philippines and Indonesia), Agni and Prithvi ballistic missile series, and the Akash air defence missile system.
- Aviation Platforms: Development and induction of the LCA Tejas (Light Combat Aircraft) and the Prachand LCH (Light Combat Helicopter) manufactured by HAL.
- Naval Combatants: Commissioning of INS Vikrant, India’s first indigenously designed and built aircraft carrier, alongside Kalvari-class conventional submarines and stealth destroyers built out of indigenous marine-grade steel supplied by domestic steel makers.
- Artillery and Land Systems: Deployment of the Dhanush Artillery Gun System, the Advanced Towed Artillery Gun System (ATAGS), and the K9-Vajra-T tracked self-propelled howitzers.
- Unconventional Items: Modern supply-chain expansions now include high-tech niches, ranging from indigenous thermal imagers and electronic warfare suites to specialized combat gear like “Made in Bihar” tactical boots used by foreign militaries.
Key Challenges Facing the Sector
Low R&D Capital Intensity
Despite an increase in the DRDO budget (approximately ₹29,100 crore for FY 2026–27), India’s aggregate spending on core defence Research & Development remains lower as a percentage of total defence expenditure compared to global leaders like the United States or China. The private sector remains hesitant to invest high capital in initial R&D due to extended procurement timelines.
Critical Technology Dependency
While India has achieved roughly 65% domestic manufacturing capability, it remains structurally dependent on foreign Original Equipment Manufacturers (OEMs) for core high-end subsystems. These include aero-engines (e.g., GE F404/414 engines for Tejas), advanced semiconductor chips, specialized night-vision sensors, and seeker technologies for precision-guided munitions.
Complex Procurement Cycles
Despite successive iterations of the procurement manual (DAP), the processing times from the initial Request for Proposal (RFP) to the actual contract conclusion and final financial payout remain lengthy, impacting capital deployment schedules for private defense firms.
Nascent MRO (Maintenance, Repair, and Overhaul) Ecosystem
India’s domestic commercial and military aviation MRO sector is still evolving. Armed forces frequently fly heavy transport platforms and long-range aircraft to overseas facilities for mid-life upgrades and deep overhaul maintenance, leading to an avoidable outflow of foreign exchange.
Last Modified: May 15, 2026