Indian Register of Shipping (IRS) has provided Quality Assurance (QA) services during Hindustan Shipyard Limited’s (HSL) fastest-ever “normal refit” of an EKM‑class submarine, which was successfully completed on July 21, 2025. A national benchmark was set in achieving the shortest ever turnaround time and ensuring technical excellence.Under a strategic partnership formed as part of India’s push for self-reliance in national defense, IRS was appointed to oversee QA across key systems—Hull, Machinery, and Electrical—as per an approved QA plan.