Regulation check

CALCULATION OF OBLIGATED SERVICE DATES AND ACTIVE DUTY OBLIGATION reads like a Personnel & Career question — these are the publications that govern it in each branch:

PublicationBranchTitleDateStatus
BUMEDNOTE 1571NavyCALCULATION OF OBLIGATED SERVICE DATES AND ACTIVE DUTY OBLIGATION2011-08-17Rescinded / cancelled
AR 350-100ArmyOFFICER ACTIVE DUTY SERVICE OBLIGATIONS2023-07-21Current
MILPERSMAN 1910-102NavySeparation by Reason of Changes in Service Obligation (Active Duty and Inactive Navy Reservists) Including Inter-Service Transfer or Commission—Current
OPNAVINST 1520.44ANavyMANAGEMENT OF OBLIGATED SERVICE DATES FOR NAVY MEDICAL DEPARTMENT PERSONNEL2023-10-12Current
MILPERSMAN 1000-030NavyActive Duty Service Date (ADSD) for Enlisted Personnel—Current
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.