ID H0481

Expands property owner plumbing work exemption to include both primary and secondary residences in one or two family dwellings, previously limited to single residences.

Clarifies exemption language for maintenance work on plumbing systems by employers who regularly employ maintenance or construction personnel, requiring compliance with minimum standards and codes.

Permits HVAC-licensed individuals to install electrical circuitry to water heaters (up to 50 feet from disconnecting means), gas piping, hydronic systems, and certain boilers.

Allows electrical or HVAC installation permits issued by the Idaho Division of Building Safety that include plumbing work to satisfy both permitting and inspection requirements if all permit fees are paid.

Requires water treatment installation and repair contractors to maintain a $2,000 surety bond.