Is it true that a guard for the tomb of the unknown soldier cannot drink any alcohol on or off duty for the rest of their lives?

Yes, it is true that members of the Tomb Guard, who serve at the Tomb of the Unknown Soldier in Arlington National Cemetery, are prohibited from drinking alcohol both on and off duty for the duration of their service and, in practice, often for life. This strict rule reflects the solemnity and honor associated with their role in guarding the tomb, which symbolizes respect for all unidentified soldiers who died in service. Violating this rule can result in severe consequences, including being relieved from duty.