National Park Service Critical Authorities Act of 2012 - Revises provisions regarding the removal of snow and ice around federal buildings in the District of Columbia.
Permits the Federal Highway Administration (FHA) and the National Park Service (NPS) to exchange lands in Virginia along the George Washington Memorial Parkway affecting access to the Claude Moore Historical Farm and security at the FHA's Turner-Fairbank Highway Research Center and the Central Intelligence Agency (CIA) complex adjacent to the farm.
Revises specified current penalty provisions applicable to the National Park System to provide for the uniform application throughout the System of specified penalty provisions of the National Park Service Organic Act and the federal criminal code.