31 C.F.R. § 538.513 Transactions related to mail authorized.
Title 31 - Money and Finance: Treasury
All transactions by U.S. persons, including payment and transfers to common carriers, incident to the receipt or transmission of mail between the United States and Sudan are authorized, provided that mail is limited to personal communications not involving a transfer of anything of value.
Title 31: Money and Finance: Treasury
PART 538—SUDANESE SANCTIONS REGULATIONS
Subpart E—Licenses, Authorizations, and Statements of Licensing Policy
§ 538.513 Transactions related to mail authorized.
