Regulation check

MEDICAL GAS SYSTEMS reads like a Medical & Readiness Standards question — these are the publications that govern it in each branch:

PublicationBranchTitleDateStatus
AR 40-501ArmySTANDARDS OF MEDICAL FITNESS2019-06-27Current
DAFMAN 48-123Air ForceMedical Examinations and Standards2020-12-08Current
SECNAVINST 6120.3ANavyPERIODIC HEALTH ASSESSMENT FOR INDIVIDUAL MEDICAL READINESS2019-06-14Current
NAVMED P-117NavyManual of the Medical Department (MANMED)2026-08-20Current
MCO 6100.13A W/ADMIN CH-5Marine CorpsMARINE CORPS PHYSICAL FITNESS AND COMBAT FITNESS TESTS (PFT/CFT)2025-05-28Current
BUMEDINST 10330.2NavyMEDICAL GAS SYSTEMS—Rescinded / cancelled
SECNAVINST 5100.16CNavyDepartment of the Navy Gas Free Engineer Certification and Recertification2018-04-18Current
AFI 41-102Air ForceMedical Expense and Performance Reporting System (meprs) for Fixed Military Medical and Dental Treatment Facilities2020-06-25Current
AR 601-142ArmyARMY MEDICAL DEPARTMENT PROFESSIONAL FILLER SYSTEM2015-10-22Current
AFTTP 3-42.7Air ForceAerospace Medical Contingency Ground Support System2013-10-10Current
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.