Wis. Stat. § 101.76: Municipal authority.

Except as provided by s. 101.761, cities, villages, towns and counties:

(1) May:

(a) With the approval of the department, exercise jurisdiction over the installation of modular homes for dwellings by passage of ordinances, provided such ordinances are in strict conformance with this subchapter and the on-site inspection is performed by persons certified by the department. Except as provided by s. 101.761, a county ordinance shall apply in any city, village or town which has not enacted such ordinance.

(b) Under s. 66.0301, jointly exercise the jurisdiction granted under par. (a).

(c) By ordinance establish and collect fees to defray the cost of jurisdiction exercised under par. (a) or (b).

(d) By ordinance provide remedies and penalties for violation of the jurisdiction exercised under par. (a) or (b).

(2) Shall contract with the department for on-site installation inspection services which the municipality does not perform under sub. (1) (a) or (b) and reimburse the department for its reasonable and necessary expenses incurred in the performance of such services pursuant to s. 101.73 (12).

(3) Shall use the standard building permit form prescribed by the department and file a copy of each such permit issued with the department.