Iowa Code § 103.30: Inspections not required.

1. Nothing in this chapter shall be construed to require the work of employees of municipal utilities, railroads, electric membership or cooperative associations, investor-owned utilities, rural water associations or districts, or telecommunications systems to be inspected while the employees are acting within the scope of their employment.

2. The board may by rule exempt specified types of new electrical installations from the state electrical inspection requirements under section 103.23, provided that a political subdivision conducting inspections pursuant to section 103.24 shall not be prohibited from requiring inspection of any new electrical installation exempt by rule from state inspection pursuant to this subsection.