Regulation check

RED CROSS FUNCTIONS 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
BUMEDINST 5760.5NavyRED CROSS FUNCTIONS1997-10-08Rescinded / cancelled
DoDD 1000.33EDoD-wideDoD Executive Agent for Specified Support to Scouting Organizations and the American Red Cross2022-09-28Current
AFVA 13-221Air ForceControl Tower Light Signals Signal for Aircraft for Vehicles Steady Green Cleared to Land Cleared to Cross Cleared for Takeoff Flashing Green Return for Landing Not Applicable Cleared to Taxi Steady Red Give Way to Aircraft Stop Stop Flashing Red Airport Unsafe Clear Runway Clear Runway Flashing White Return to Starting Point on Airport a Rl Et De &r N Ga Rt Ein Eng Eg Xe En Re Cr Isa El Ew Xa Tr Rn Ei Mn Eg S Aig Un Tia Ol—Not in the current catalog
AFI 10-209Air ForceRed Horse Program2026-01-07Current
AFRCMD 025Air ForceRed Horse Squadrons2023-06-02Current
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.