25.703-3 Comprehensive Iran Sanctions, Accountability, and Divestment Act of 2010, section 106.
FAC 2005-46 SEPTEMBER 29, 2010
The head of an executive agency may not enter into or extend a contract for the procurement of goods or services with a person that exports certain sensitive technology to Iran, as determined by the President and listed on the Excluded Parties List System at https://www.epls.gov.