U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 28, 2025
§ 551.1 - Policy.
The Bureau of Prisons permits an inmate to select the hair style of personal choice, and expects personal cleanliness and dress in keeping with standards of good grooming and the security, good order, and discipline of the institution.
§ 551.2 - Mustaches and beards.
An inmate may wear a mustache or beard or both. The Warden shall require an inmate with a beard to wear a beard covering when working in food service or where a beard could result in increased likelihood of work injury.
§ 551.3 - Hairpieces.
Inmates may not wear wigs or artificial hairpieces, unless medical authorization to do so is approved by the Warden.
§ 551.4 - Hair length.
(a) The Warden may not restrict hair length if the inmate keeps it neat and clean.
(b) The Warden shall require an inmate with long hair to wear a cap or hair net when working in food service or where long hair could result in increased likelihood of work injury.
(c) The Warden shall make available to an inmate hair care services which comply with applicable health and sanitation requirements.
§ 551.5 - Restrictions and exceptions.
The Warden may impose restrictions or exceptions for documented medical reasons.