CFATS Rulemaking

These are the rules regarding the requirements in the DHS Chemical Facility Anti-Terrorism Standards (CFATS) program.

The CFATS regulations were developed as an interim final rule in April 2007 and as a final rule in November 2007. Visit the 6 CFR, Part 27 Federal Regulations webpage for the CFATS regulations.

Appendix [A] to the Chemical Facility Anti-Terrorism Standard, Final Rule (PDF, 41 pages – 2.24 MB).
Published November 20, 2007. This list consists of approximately 300 Chemicals of Interest (COI) and their individual Screening Threshold Quantities (STQ). Any facility that possesses an Appendix A COI in a quantity at or above the listed STQ for any period of time is covered by the standard and must submit a Top-Screen within 60 calendar days.

Chemical Facility Anti-Terrorism Standards (6 CFR Part 27), Interim Final Rule (PDF, 59 pages – 456.57 KB).
Published April 9, 2007. After gathering and incorporating comments from individuals, trade associations, companies, and numerous other entities, the CFATS regulation was published as an Interim Final Rule. Section 550 of the Homeland Security Appropriations Act of 2007 provided the Department with authority to promulgate “interim final regulations” for the security of certain chemical facilities in the United States. This rule establishes risk-based performance standards for the security of our Nation's chemical facilities, allows certain covered chemical facilities, in specified circumstances, to submit Alternate Security Programs (ASPs), and provides the Department with authority to seek compliance through the issuance of Orders, including Orders Assessing Civil Penalty and Orders for the Cessation of Operations.

Last Published Date: August 14, 2018

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