India's Ministry of Ports, Shipping and Waterways has issued operational guidelines for brownfield shipyard expansion under the Shipbuilding Development Scheme (SbDS). These rules, effective September 24, 2025, govern financial support for modernizing existing facilities, capped at ₹1,500 crore per shipyard. Applicants must meet eligibility criteria, including possessing key assets, and complete projects within six years, with potential extensions granted for force majeure events.