- Initial permit (new construction/renovation)
- Replacement of pipes
- Installing fixtures on top of a concrete slab or in a wall
- Replacing valves and water pipe joints
- Removing sections of drywall
- Water heater and/or water softener
- Gas piping system in the home
- Adding gas piping system after initial installation
- Replacing gas piping system after initial installation
- Installation, alteration, or repair of water piping and/or waste, venting, or drainage lines or detection of leakage or sampling (if all fixtures have access to water)
- Connection to vacuum breakers, clear that these apply to backflow or pressure devices in the plumbing system
- Pressure systems
- Non-residential water system
- Install non-combustible material if excavated soil contains natural gas piping system at all outlets
- Water heater
- Tools or equipment are listed above
Parent Tip: Review the logic above to help your child master the concept of plumbing worksheet.