Code of Massachusetts Regulations
105 CMR - DEPARTMENT OF PUBLIC HEALTH
Title 105 CMR 410.000 - Minimum Standards of Fitness for Human Habitation, State Sanitary Code, Chapter II
Section 410.152 - Privies and Chemical Toilets Prohibited; Exceptions

No privy or chemical toilet shall be constructed or continued in use; provided, that the board of health may approve in writing the construction or continued use of any privy or chemical toilet which it determines will not (a) endanger the health of any person; or (b) cause objectionable odors or other undue annoyance. When so approved, a privy or chemical toilet may, subject to written authorization of the board of health in accordance with 310 CMR 15.00, qualify as a toilet within the requirements of 105 CMR 410.150(A) (see 105 CMR 410.840 ).

In no event may a privy be located within 30 feet of any building used for sleeping or eating, or of any lot line or street.