[Code of Federal Regulations] [Title 20, Volume 2] [Revised as of April 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 20CFR438.500] [Page 1186] TITLE 20--EMPLOYEES' BENEFITS CHAPTER III--SOCIAL SECURITY ADMINISTRATION PART 438_RESTRICTIONS ON LOBBYING--Table of Contents Subpart E_Exemptions Sec. 438.500 Secretary of Defense. (a) The Secretary of Defense may exempt, on a case-by-case basis, a covered Federal action from the prohibition whenever the Secretary determines, in writing, that such an exemption is in the national interest. The Secretary shall transmit a copy of each such written exemption to Congress immediately after making such a determination. (b) The Department of Defense may issue supplemental regulations to implement paragraph (a) of this section.