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8:103 — Mechanical Code

Code of the City of Ann Arbor, Michigan (Supp. No. 26: codified through Ordinance No. 26-22, enacted July 20, 2026) · Ann Arbor City Code § 8:103

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8:103. - Mechanical Code.

(1) Mechanical Code. The Mechanical Code, as promulgated by the State of Michigan under the authority of the Stille-DeRossett-Hale Single State Construction Code Act PA 230 of 1972, as amended, shall be enforced by the City of Ann Arbor. The city shall have the power to enforce the provisions of the Mechanical Code and any other applicable construction regulations, and to prevent violations and impose sanctions on violators. (2) General. Persons who desire to erect, install, enlarge, alter, relocate, repair, remove, convert or replace a mechanical system or any portion thereof, the installation of which is regulated by this code, or to cause such work to be done, shall first make application to the code official and obtain the required permit for the work. To obtain mechanical permits an applicant shall be either of the following: (a) A mechanical contractor who has obtained a license issued under Act 192 of the Public Acts of 1984, as amended, being § 338.971 et seq. of the Michigan Compiled Laws. (b) A homeowner who occupies or will occupy their own single family dwelling for a minimum period of 6 months, no part of which shall be used for rental or commercial purposes, and for which a mechanical permit is obtained with prior approval of the inspector and who will install the mechanical equipment themselves in accordance with this code and as certified by the homeowner's affidavit and as indicated on the permit application. (c) A person who has obtained a boiler installer or repairer license under Act No. 290 of the Public Acts of 1965, as amended, being § 408.751 et seq. of the Michigan Compiled Laws, shall secure a permit for the installation of a steam or hot water boiler from the state for all boilers except a boiler which carries a pressure of not more than 15 psig and which is located in a private residence or in an apartment building that has a capacity of less than 6 families. A person installing a boiler of any size and type shall obtain a mechanical permit from the City of Ann Arbor for all work related to boiler installation but not covered by a state permit, including boilers exempt from state permits, hydronic piping, gas piping, and breeching. Exception: Where equipment replacements and repairs must be performed in an emergency situation, the permit application shall be submitted within the next working business day of Planning and Development Services. (3) License requirements for persons performing mechanical work. A person shall possess a mechanical contractor's license in accordance with the provisions of Act 192 of the Public Acts of 1984 as amended, being § 338.971 et seq. of the Michigan Compiled Laws (Forbes Mechanical Contractors Act) to install all mechanical equipment regulated by this Code. A person shall possess a Boiler Installer's License issued by the Michigan Department of Consumer and Industry Services Boiler Division to install boilers of any size and type.

(Ord. No. 30-99, § 1, 8-2-99; Ord. No. 18-01, § 1, 4-16-01; Ord. No. 45-04, § 4, 1-3-05)