Pub. L. 119-4, div. A, tit. V, sec. 1509 (as amended)

SEC. 1509. Amounts made available by section 1101 for “Department of Energy—Atomic Energy Defense Activities—National Nuclear Security Administration—Weapons Activities” may be used for Domestic Uranium Enrichment, Warhead Assembly Modernization, the Principal Underground Laboratory for Subcritical Experimentation at the Nevada National Security Sites, the Analytic Gas Laboratory at Pantex, and the Plutonium Mission Safety and Quality Building at the Los Alamos National Laboratory.