A bill to require a plan to modernize the nuclear security enterprise.

This bill requires the Administrator for Nuclear Security to develop a plan within 90 days of the bill's enactment. The plan must accelerate and modernize Material Staging Capabilities to replace aged and over-subscribed facilities, including cost estimates and phase descriptions. It must also accelerate near-term Critical Decisions milestones in fiscal year 2026. Additionally, this plan must be carried out concurrently with an infrastructure modernization program for high explosives capabilities. Finally, the Administrator is required to brief specific congressional committees on the plan within 180 days of enactment.