Any city of the 1st class may, at its option, act under ss. 27.08, 27.09, 27.10, 27.11, 27.12 and 27.14 or any part thereof, or under any other law applicable to any such city of the 1st class.
Wis. Stat. § 27.07
Any city of the 1st class may, at its option, act under ss. 27.08, 27.09, 27.10, 27.11, 27.12 and 27.14 or any part thereof, or under any other law applicable to any such city of the 1st class.
Wis. Stat. § 27.07