(a) This subpart applies to debts owed to the United States (arising under Labor Department programs) by Labor Department employees, debts owed to the United States (arising under Labor Department programs) by employees of other Federal agencies, and debts owed the United States (arising under programs of other Federal agencies) by Labor Department employees. Other agency means: (1) An executive agency as defined in section 105 of title 5 U.S.C. (but not including the Labor Department), including the U.S. Postal Service and the U.S. Postal Rate Commission;(2) A military Department as defined in section 102 of title U.S.C.;(3) An agency or court in the judicial branch, including a court as defined in section 610 of title 28 U.S.C., the District Court for the Northern Mariana Islands, and the Judicial Panel on Multidistrict Litigation;(4) An agency of the legislative branch, including the U.S. Senate and the U.S. House of Representatives; and(5) Other independent establishments that are entities of the Federal Government.(b) The procedures contained in this subpart do not apply to debts or claims arising under the Internal Revenue Code of 1954 as amended (26 U.S.C. 1 et seq), the Social Security Act (42 U.S.C. 301 et seq), or the tariff laws of the United States; or to any case where collection of a debt by salary offset is explicitly provided for or prohibited by another statute (e.g.) travel advances in 5 U.S.C. 5705 and employee training expenses in 5 U.S.C. 4108 .(c) This subpart does not preclude an employee from requesting waiver of a salary overpayment under 5 U.S.C. 5584 , 10 U.S.C. 2774 , or 32 U.S.C. 716 , or in any way questioning the amount or validity of a debt by submitting a subsequent claim to the Government Accountability Office in accordance with procedures prescribed by the Government Accountability Office. Similarly, in the case of other types of debts, this subpart does not preclude an employee from requesting waiver, if waiver is available under any statutory provisions pertaining to the particular debt being collected.52 FR 3772, Feb. 5, 1987, as amended at 72 FR 37098 , July 9, 2007