28 CFR 550.10: Purpose and scope.

The Bureau of Prisons maintains a surveillance program in order to deter and to detect the illegal introduction or use of alcohol in its institutions. In an effort to reduce the introduction or use of alcohol, the Warden shall establish procedures for monitoring and testing individual inmates or groups of inmates who are known or suspected to be users of alcohol, or who are considered high risks based on behavior observed or on information received by staff.

(a) Staff may prepare a disciplinary report on an inmate who shows a positive substantiated test result for alcohol.

(b) Staff may initiate disciplinary action against an inmate who refuses to submit to an alcohol test.