(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or control of any U.S. person of the following persons are blocked and may not be transferred, paid, exported, withdrawn, or otherwise dealt in:

(1) Annex to E.O. 13694, as amended by E.O. 13757 (“amended E.O. 13694”). The persons listed in the Annex to amended E.O. 13694;

(2) Amended E.O. 13694. Any person determined by the Secretary of the Treasury, in consultation with the Attorney General and the Secretary of State:

(i) To be responsible for or complicit in, or to have engaged in, directly or indirectly, cyber-enabled activities originating from, or directed by persons located, in whole or in substantial part, outside the United States that are reasonably likely to result in, or have materially contributed to, a significant threat to the national security, foreign policy, or economic health or financial stability of the United States and that have the purpose or effect of:

(A) Harming, or otherwise significantly compromising the provision of services by, a computer or network of computers that support one or more entities in a critical infrastructure sector;

(B) Significantly compromising the provision of services by one or more entities in a critical infrastructure sector;

(C) Causing a significant disruption to the availability of a computer or network of computers;

(D) Causing a significant misappropriation of funds or economic resources, trade secrets, personal identifiers, or financial information for commercial or competitive advantage or private financial gain; or

(E) Tampering with, altering, or causing a misappropriation of information with the purpose or effect of interfering with or undermining election processes or institutions;

(ii) To be responsible for or complicit in, or to have engaged in, the receipt or use for commercial or competitive advantage or private financial gain, or by a commercial entity, outside the United States of trade secrets misappropriated through cyber-enabled means, knowing they have been misappropriated, where the misappropriation of such trade secrets is reasonably likely to result in, or has materially contributed to, a significant threat to the national security, foreign policy, or economy of the United States;

(iii) To have materially assisted, sponsored, or provided financial, material, or technological support for, or goods or services to or in support of, any activity described in paragraph (a)(2)(i) or (ii) of this section or any person whose property and interests in property are blocked pursuant to paragraph (a)(1) of this section or this paragraph (a)(2);

(iv) To be owned or controlled by, or to have acted or purported to act for or on behalf of, directly or indirectly, any person whose property and interests in property are blocked pursuant to paragraph (a)(1) of this section or this paragraph (a)(2); or

(v) To have attempted to engage in any of the activities described in paragraphs (a)(2)(i) through (iv) of this section; and

(3) Section 224(a)(1) of the Countering America's Adversaries Through Sanctions Act (22 U.S.C. 9524) (CAATSA). Any person that the Secretary of the Treasury, in consultation with the Secretary of State, determines:

(i) Knowingly engages in significant activities undermining cybersecurity against any person, including a democratic institution, or government on behalf of the Government of the Russian Federation; or

(ii) Is owned or controlled by, or acts or purports to act for or on behalf of, directly or indirectly, a person described in paragraph (a)(3)(i) of this section.

(b) The prohibitions in paragraph (a) of this section include prohibitions on the following transactions:

(1) The making of any contribution or provision of funds, goods, or services by, to, or for the benefit of any person whose property and interests in property are blocked pursuant to paragraph (a) of this section; and

(2) The receipt of any contribution or provision of funds, goods, or services from any person whose property and interests in property are blocked pursuant to paragraph (a) of this section.

(c) Unless authorized by this part or by a specific license expressly referring to this part, any dealing in securities (or evidence thereof) held within the possession or control of a U.S. person and either registered or inscribed in the name of, or known to be held for the benefit of, or issued by, any person whose property and interests in property are blocked pursuant to paragraph (a) of this section is prohibited. This prohibition includes the transfer (including the transfer on the books of any issuer or agent thereof), disposition, transportation, importation, exportation, or withdrawal of, or the endorsement or guaranty of signatures on, any securities on or after the effective date. This prohibition applies irrespective of the fact that at any time (whether prior to, on, or subsequent to the effective date) the registered or inscribed owner of any such securities may have or might appear to have assigned, transferred, or otherwise disposed of the securities.

(d) The prohibitions in paragraph (a) of this section apply except to the extent provided by statutes, or in regulations, orders, directives, or licenses that may be issued pursuant to this part, and notwithstanding any contract entered into or any license or permit granted prior to the effective date.

(e) All transactions prohibited pursuant to any Executive order issued after December 28, 2016, pursuant to the national emergency declared in E.O. 13694 of April 1, 2015, are prohibited pursuant to this part.