Overview
- MDL’s cost negotiation committee has advanced commercial and technical discussions on both Project 75I and the P-75 add-ons ahead of contract finalisation.
- Project 75I will involve a partnership with ThyssenKrupp Marine Systems to build six HDW Class 214 submarines at an estimated cost of Rs 70,000 crore, with indigenous content rising from 45% to 60%.
- The P-75 add-ons agreement covers three additional Scorpene-class submarines at around Rs 36,000 crore, focusing on upgraded Kalvari-class designs.
- The Defence Ministry is poised to award the twin contracts by March 31, 2026, with first deliveries scheduled six to seven years post-signing and annual follow-on builds.
- DRDO’s indigenous air-independent propulsion system will be fitted during INS Kalvari’s refit in September 2025, marking the start of upgraded endurance for the existing fleet.