28 CFR 545.21 – Definitions
(a) Physically and mentally able. For purposes of this rule, this shall include inmates with disabilities who, with or without reasonable accommodation, can perform the essential function of the work assignment.
(b) Institution work assignment. A work assignment which contributes to the day-to-day operation of the institution (e.g., carpentry, plumbing, food service).
(c) Industry assignment. A Federal Prison Industries (FPI) work assignment.
(d) Commissary assignment. A Trust Fund work assignment.
(e) Full-time work assignment. A work assignment to which an inmate is assigned for the entire scheduled work day.
(f) Part-time work assignment. A work assignment to which an inmate is assigned for only a portion of the scheduled work day. Part-time work assignments are ordinarily made in conjunction with drug treatment programming, education, and/or vocational training programs.
(g) Medically unassigned. An inmate who, because of medical restrictions, is unable to be assigned to any work program.
(h) Light duty work assignment. A work assignment in which an inmate may, because of physical limitations, temporary or otherwise, only perform limited work functions, e.g., sedentary work, no prolonged standing, no lifting over 25 lbs., etc.