537.404—Transactions incidental to a licensed transaction authorized.
(a)
Any transaction ordinarily incident to a licensed transaction and necessary to give effect thereto is also authorized, except:
(1)
A transaction, not explicitly authorized within the terms of the license, by or with a person whose property or interests in property are blocked pursuant to § 537.201(a), except as provided in paragraph (b) of this section; or
(2)
A transaction, not explicitly authorized within the terms of the license, involving a debit to a blocked account or a transfer of blocked property, except as provided in paragraph (b) of this section.
(b)
Transactions licensed pursuant to subpart E of this part and those transactions falling within the scope of paragraph (a) of this section are authorized even though they may involve transfers to or from an account of a financial institution whose property or interests in property are blocked pursuant to § 537.201(a), provided that the account is not on the books of a financial institution that is a U.S. person.