A city shall substantially comply with a procedure established by a state law for exercising a city power. If a procedure is not established by state law, a city may determine its own procedure for exercising the power.
Iowa Code § 364.6
Procedure
[C66, 71, 73, §368.2; C75, 77, 79, 81, §364.6]
Official source: Iowa Legislature. Reproduced from public-domain Iowa statutes; confirm against the official source for the current text. Not legal advice.