Code of Massachusetts Regulations
105 CMR - DEPARTMENT OF PUBLIC HEALTH
Title 105 CMR 451.000 - Minimum Health And Sanitation Standards And Inspection Procedures For Correctional Facilities
Section 451.114 - Shared Toilet and Handwash Sinks in Existing Facilities

Each facility, where toilet and handwash sinks are not required for each individual by 105 CMR 451.113 and where the inmate has continuous access without assistance, shall have at least one working toilet and one working handwash sink for every 12 male inmates, one working toilet for every eight females inmates and one working handwash sink for every 12 female inmates. Urinals may constitute up to 1/3 of the number of men's toilets required, but every bathroom shall contain at least one full toilet.