Regulation check

GOVERNMENT TRAVEL CHARGE CARD (GTCC) PROGRAM POLICIES AND PROCEDURES reads like a Pay, Travel & Finance question — these are the publications that govern it in each branch:

PublicationBranchTitleDateStatus
DoD 7000.14-R Volume 1-15 (Date Varies)DoD-wideDepartment of Defense Financial Management Policy—Current
COMDTINST M4600.18Coast GuardGOVERNMENT TRAVEL CHARGE CARD (GTCC) PROGRAM POLICIES AND PROCEDURES2012-01-27Not in the current catalog
DoDI 5154.31 Volume 4DoD-wideCommercial Travel Management: DoD Government Travel Charge Card (GTCC) Program2015-10-16Current
COMDTINST 4600.18ACoast GuardGOVERNMENT TRAVEL CHARGE CARD (GTCC)2026-09-03Current
NAVADMIN 129/22NavyMANDATORY USE OF THE NAVY PERSONNEL AND PAY (NP2) MYPCS TRAVEL VOUCHER SUBMISSION TOOL AND GOVERNMENT TRAVEL CHARGE CARD (GTCC) DURING PERMANENT CHANGE OF STATION (PCS) TRAVEL2022-06-02Status unlisted
NAVADMIN 210/25NavyMANDATORY USE OF THE GOVERNMENT TRAVEL CHARGE CARD (GTCC) DURING PERMANENT CHANGE OF STATION (PCS) TRAVEL FACT SHEET2025-10-03Status unlisted
Looking for an actual answer, not just the pub? Ask it as a question — free, and it quotes the regulation text where indexed.
Numbers match loosely — “ar670”, “AR 670-1”, and “670-1” all find the same pub. Every result shows its live status from the official catalog.