An original bill to amend title 10, United States Code, to impose certain limitations on the obligation of authorized appropriations for the Department of Defense, and for other purposes.

[AI summary unavailable — showing source text] Prohibits the obligation of any unauthorized defense appropriation unless the obligation is specifically authorized by law after the enactment of such appropriations. Provides that, of any amount appropriated to the Department of Defense (DOD) in an appropriation law, the amount that may be obligated or expended is the amount appropriated reduced by any amount determined by the Secretary of Defense to be for unauthorized programs, projects, or activities. Requires the Secretary, no later than 30 days after the enactment of an appropriation or authorization law (whichever is enacted later), to report to the Congress on any unauthorized projects, programs, or activities, as well as any amounts appropriated for such projects, programs, or activities. Directs the Comptroller General to review each such report and report to the Congress if: (1) the law with respect to which the Secretary submitted a report provides appropriations for an unauthorized program, project, or activity in addition to those identified by the Secretary; or (2) a program, project, or activity identified in the report as unauthorized is not unauthorized. Defines an unauthorized program, project, or activity as one…