37 U.S.C. § 1001 — Regulations relating to pay and allowances

A Secretary of a military department may not prescribe a regulation under this title or any other law, relating to the pay^* and allowances of members of an armed force under that department, unless it has been approved under procedures prescribed by the Secretary of Defense.

Regulations of the Secretary concerned^* relating to pay and allowances matters, similar to those covered by subsection (a), for members of the Coast Guard, the National Oceanic and Atmospheric Administration, and the Public Health Service, shall, as far as practicable, conform to regulations approved under that subsection.

The Secretary of Defense, the Secretary of Homeland Security, the Secretary of Commerce, or the Secretary of Health and Human Services, may obtain from the Comptroller General an advisory opinion with respect to a proposed regulation especially affecting a department under that Secretary’s jurisdiction.