The Department of Homeland Security has statutory authority to regulate chemical facilities for security purposes. The 112th Congress has extended this authority through March 27, 2013. The Obama administration has requested an extension of this authority until October 4, 2013. Congressional policymakers have debated the scope and details of reauthorization and continue to consider legislation establishing an authority with longer duration. This report contains information on the implementation of, policy issues, policy options, and Congressional action related to chemical facility security.