Fiscal Year 2025 Stockpile Stewardship and Management Plan – Biennial Plan Summary

This report to Congress presents the Department of Energy's National Nuclear Security Administration (DOE/NNSA) 25-year plan to sustain and modernize the U.S. nuclear weapons stockpile without underground explosive testing. It details ongoing life extension and modernization programs, production infrastructure recapitalization, key science and computing capabilities, workforce initiatives, and long-term budget and fiscal estimates.