Government Shutdown Prevention Act - Provides for continuing appropriations for a fiscal year in the absence of regular appropriations, at a level not exceeding 75 percent of the lowest of possible rates of operations found in: (1) the previous fiscal year's appropriations or continuing appropriations acts; (2) the House or Senate passed appropriation bill for the fiscal year in question (except for a project or activity not funded in one such version); (3) the presidential budget submission; or (4) the annualized rate of operations provided for in the most recently enacted joint resolution making continuing appropriations for part of that fiscal year or any funding levels established under this Act.
Charges expenditures made under this Act to the applicable appropriation, fund, or authorization when it becomes law.