Regulation check

Inspector General - the Inspection System reads like a Maintenance & Flightline question — these are the publications that govern it in each branch:

PublicationBranchTitleDateStatus
DAFI 21-101Air ForceAircraft And Equipment Maintenance Management2023-12-20
GM 2026-03-16
Current
AR 750-1ArmyARMY MATERIEL MAINTENANCE POLICY2026-04-29Current
OPNAVINST 4790.2KNavyTHE NAVAL AVIATION MAINTENANCE PROGRAM2025-04-25Current
MCO 4790.25Marine CorpsGROUND EQUIPMENT MAINTENANCE PROGRAM (GEMP)2014-01-12Current
DA PAM 738-751ArmyFUNCTIONAL USERS MANUAL FOR THE ARMY MAINTENANCE MANAGEMENT SYSTEM - AVIATION2014-02-28Current
TO 00-20-1Air ForceAerospace Equipment Maintenance Inspection, Documentation, Policies, And Procedures2023-12-19Current
AFPD 90-2Air ForceInspector General - the Inspection System2018-07-13Not in the current catalog
MCO 5040.6KMarine CorpsINSPECTOR GENERAL OF THE MARINE CORPS INSPECTIONS PROGRAM2026-05-01Current
NAVMED 5040/8NavyMEDICAL INSPECTOR GENERAL (MEDIG) COMMAND INSPECTION PLANNING WORKSHEET2017-04-01Current
NAVMED 5040/9NavyMEDICAL INSPECTOR GENERAL (MEDIG) COMMAND INSPECTION INFORMATION SHEET2017-04-01Current
OPNAVINST 9080.4DNavyRELATIONSHIP BETWEEN THE NAVAL INSPECTOR GENERAL AND THE PRESIDENT, BOARD OF INSPECTION AND SURVEY2020-07-22Current
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.