32 CFR § 1630.47
Class 4-W: Registrant who has completed alternative service in lieu of induction
July 1, 2020
In Class 4-W shall be placed any registrant who subsequent to being ordered to perform alternative service in lieu of induction has been released from such service after satisfactorily performing the work for a period of 24 months, or has been granted an early release by the Director of Selective Service after completing at least 6 months of satisfactory service.