39 U.S.C. § 1003
Section 1003 · Employment policy
Current version, with additions and removals from the August 12, 1970 version.
(b) Compensation and benefits for all officers and employees serving in or under the Office of Inspector General of the United States Postal Service shall be maintained on a standard of comparability to the compensation and benefits paid for comparable levels of work in the respective Offices of Inspector General of the various establishments named in section 401(1) of title 5.
(c) Compensation and benefits for all Postal Inspectors shall be maintained on a standard of comparability to the compensation and benefits paid for comparable levels of work in the executive branch of the Government outside of the Postal Service. As used in this subsection, the term "Postal Inspector" included 1 any agent to whom any investigative powers are granted under section 3061 of title 18.