3001.105-2 Arrangement of regulations.
(a) General. The HSAR, which encompasses both Department-wide and Component-unique guidance, conforms to the arrangement and numbering system prescribed by (FAR) 48 CFR 1.105–2. Guidance that is unique to a Component contains the organization's acronym or abbreviation directly following the title. The following acronyms and abbreviations apply:
DHS Management (MGMT), including the Office of Procurement Operations (OPO) and the Office of Selective Acquisitions (OSA);
Federal Emergency Management Agency (FEMA);
Federal Law Enforcement Training Center (FLETC);
Transportation Security Administration (TSA);
U.S. Citizenship and Immigration Services (USCIS);
U.S. Coast Guard (USCG);
U.S. Customs and Border Protection (CBP);
U.S. Immigration and Customs Enforcement (ICE); and
U.S. Secret Service (USSS).