Plumbing systems.
Ann Arbor City Code § 8:507
in effect8:507. - Plumbing systems.
Every dwelling shall have a plumbing system properly installed and maintained in good working condition, free from defects, leaks and obstructions. Any part of an existing installation deemed unsafe or dangerous to the public health shall be made to comply with the provision of the City Plumbing Code adopted in Chapter 98, section 2200 of the Ann Arbor City Code. All dwellings shall have:
(1) A kitchen sink provided with hot and cold water and connected to an approved sewer system.
(2) A bathroom: Each dwelling unit shall have interior access to the required bathroom. A kitchen sink may not be substituted for a lavatory basin. The fixtures shall be properly connected to the water and sewage system. The lavatory basin may be located outside of the bathroom, provided the lavatory basin is located immediately adjacent to the bathroom. The shower or tub may be located outside of the bathroom, provided it is located on the same floor or level and within the dwelling unit.
(3) In a rooming dwelling at least 1 toilet, lavatory, and bathtub or shower shall be provided for each 8 persons or fraction thereof who share the use of the facilities. In rooming dwellings let only to males, urinals may be substituted for not more than ½ the required number of toilets. All such facilities shall be located within the dwelling, accessible from a common hall or passageway to all persons sharing such facilities. The fixtures shall be properly connected to water lines and a sewage system.
(4) Bathroom facilities in subsections (2) and (3) shall not be located in a cellar unless they are supplementary to the required fixtures, serve the first floor living area, or have Housing Board of Appeals approval. Access to these facilities shall not be through unfinished areas.
(5) Water heating facilities, properly connected to the fixtures required above, capable of providing 110°F water in adequate amounts for every kitchen sink, lavatory, bathtub or shower within the dwelling. Such water heating facilities shall meet these requirements even when the heating system required in section 8:506 is not operating. Water conserving fixtures may be used.
(6) A lavatory basin is required in, or immediately adjacent to, any room containing a toilet. A kitchen sink may not be substituted for the lavatory basin.
(Ord. No. 66-87, § 1, 12-21-87; Ord. No. 54-92, § 4, 8-17-92)
Source: City of Ann Arbor, Michigan, Code (Municode Library, library.municode.com)URL: https://library.municode.com/mi/ann_arbor/codes/code_of_ordinances?nodeId=TITVIIIBURE_CH105HOCO_8_507PLSYFetched: 11/8/2026