projects, the Secretary of Energy may carry out new plant projects for the National Nuclear Security Administration as follows: Project 20–D–931, KL Fuel Development Laboratory, Knolls Atomic Power Laboratory, Schenectady, New York, $23,700,000. General Purpose Project, PF–4 Power and Communications Systems Upgrade, Los Alamos National Laboratory, New Mexico, $16,000,000. 3102. Defense environmental cleanup (a) Authorization of appropriations Funds are hereby authorized to be appropriated to the Department of Energy for fiscal year 2020 for defense environmental cleanup activities in carrying out programs as specified in the funding table in section 4701. (b) Authorization of new plant projects From funds referred to in subsection (a) that are available for carrying out plant projects, the Secretary of Energy may carry out, for defense environmental cleanup activities, the following new plant projects: Project 20–D–401, Saltstone Disposal Units numbers 10, 11, and 12, Savannah River Site, Aiken, South Carolina, $1,000,000. Project 20–D–402, Advanced Manufacturing Collaborative, Savannah River Site, Aiken, South Carolina, $50,000,000. Project 20–U–401, On-Site Waste Disposal Facility (Cell Lines 2 and 3), Portsmouth Site, Pike County, Ohio, $10,000,000. 3103. Other defense activities Funds are hereby authorized to be appropriated to the Department of Energy for fiscal year 2020 for other defense activities in carrying out programs as specified in the funding table in section 4701. 3104. Nuclear energy Funds are hereby authorized to be appropriated to the Department of Energy for fiscal year 2020 for nuclear energy as specified in the funding table in section 4701. B Program Authorizations, Restrictions, and Limitations 3111. Technical corrections to National Nuclear Security Administration Act and Atomic Energy Defense Act (a) Definitions in National Nuclear Security Administration Act Section 3281(2)(A) of the National Nuclear Security Administration Act ( 50 U.S.C. 2471(2)(A) ) is amended by striking Plant and