§ 552.201 Prohibited transactions.
(a) All property and interests in property that are in the United States, that come within the United States, or that are or come within the possession or control of any U.S. person of the following persons are blocked and may not be transferred, paid, exported, withdrawn, or otherwise dealt in: Any person determined by the Secretary of the Treasury, in consultation with the Secretary of State, to:
(1) Have engaged in acts that directly or indirectly threaten the peace, security, or stability of Yemen, such as acts that obstruct the implementation of the agreement of November 23, 2011, between the Government of Yemen and those in opposition to it, which provides for a peaceful transition of power in Yemen, or that obstruct the political process in Yemen;
(2) Be a political or military leader of an entity that has engaged in the acts described in paragraph (a)(1) of this section;
(3) Have materially assisted, sponsored, or provided financial, material, or technological support for, or goods or services to or in support of, the acts described in paragraph (a)(1) of this section or any person whose property and interests in property are blocked pursuant to paragraph (a) of this section; or