31 CFR § 594.319 - HAMAS.
The term HAMAS means:
(a) The entity known as HAMAS and designated by the Secretary of State as a foreign terrorist organization pursuant to section 219 of the Immigration and Nationality Act (8 U.S.C. 1189); or
(b) Any person:
(1) The property and interests in property of which are blocked pursuant to the International Emergency Economic Powers Act (50 U.S.C. 1701 et seq.); and
(2) Who is identified on the Specially Designated Nationals and Blocked Persons List (SDN List) maintained by OFAC as an agent, instrumentality, or affiliate of HAMAS.
The SDN List is accessible through the following page on OFAC's website: www.treasury.gov/sdn. Additional information pertaining to the SDN List can be found in appendix A to this chapter. Persons on the SDN List based on conduct described in § 594.201(a)(9), (10), (11) are identified by a special reference at the end of their entries on the SDN List—“[SHIELD-ACT]”—in addition to the reference to the regulatory part of this chapter pursuant to which their property and interests in property are blocked. For example, a person whose property and interests in property are blocked pursuant to the Global Terrorism Sanctions Regulations, § 594.201(a)(9), (10), or (11), and identified on the SDN List will have the program tag “[SDGT]” and “[SHIELD-ACT].”