25 September 2026

A Proposed Indian Nuclear Risk Reduction Mechanism

Asia-Pacific Leadership Network | Sanjay Mahindru

India's nuclear weapons ecosystem requires a structured, multi-level Risk Reduction Review mechanism to manage the systemic risks of accidental, inadvertent, or unauthorised nuclear use. This proposed framework addresses the critical 'Always/Never Dilemma' of nuclear command, control, and communications (NC3) systems, ensuring weapons launch only under proper authorisation while preventing accidental detonation.

Historically, avoiding catastrophe has relied heavily on luck. This precarious record highlights the need for formalised safeguards as evolving regional tensions and emerging technologies complicate the strategic landscape. While other nuclear-armed states maintain highly classified risk-reduction systems, the United States offers the most transparent model for emulation. Implementing a similar review process in the Indian context is complicated by unique regulatory structures and the program's historically recessed posture. A dedicated review mechanism would systematically evaluate everything from high-level doctrine to detailed operational procedures. Ultimately, this institutionalised oversight will enhance regional deterrence stability by mitigating human error and technical failures.

Comment

India’s transition toward a ready nuclear posture, exemplified by SSBNs like INS Arihant, complicates its traditional practice of keeping warheads disassembled. This operational shift places unprecedented stress on the Strategic Forces Command's command and control systems to balance the Always/Never dilemma. The introduction of canisterised missiles, such as the K-15 Sagarika, reduces decision-making windows during crises. Consequently, decentralised pre-delegation protocols within the Strategic Forces Command's naval leg may inadvertently heighten the risk of unauthorised launch.

This structural tension mirrors US Cold War challenges before implementing Permissive Action Links (PALs) on tactical nuclear weapons in Europe. During the 1961 Berlin Crisis, the lack of centralised electronic locks raised fears of unauthorised use by local commanders. India's evolving NC3 architecture, particularly communication links to Arihant-class SSBNs, faces a similar vulnerability as it seeks to maintain credible sea-based deterrence.

Strategic Question for Discussion
If the deployment of Arihant-class SSBNs necessitates pre-delegated launch authority to ensure survivability, how can the Strategic Forces Command prevent unauthorised use without compromising the credibility of its sea-based deterrent?
The trajectory indicates that resolving this tension requires a reliance on robust, continuous very-low-frequency communication systems to maintain centralised control over Arihant-class SSBNs. However, my assessment is that the physical limitations of underwater transmission will inevitably force the Strategic Forces Command to accept some degree of pre-delegation, shifting the risk-reduction focus toward stringent physical and psychological screening of submarine crews rather than purely technological locks.
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