Iowa Code § 214A.42: State and local regulation governing fuel-powered equipment — prohibition.

A government entity shall not adopt or continue in effect any regulation, including in the form of a rule, ordinance, or resolution, that does any of the following:

1. Prohibits or restricts a person from possessing, storing, transferring, acquiring, operating, maintaining, repairing, or reusing fuel-powered equipment or parts of fuel-powered equipment solely because such equipment is manufactured to be powered by a specific fuel source.

2. Requires that a person selling fuel-powered equipment or parts of fuel-powered equipment do any of the following:

a. Sell fuel-powered equipment or parts of fuel-powered equipment solely because such equipment is manufactured to be powered by a specific fuel source.

b. Maintain an inventory of fuel-powered equipment or parts of fuel-powered equipment solely because such equipment is manufactured to be powered by a specific fuel source.