Residential Existing Plumbing System Addition

Select this permit type for additions to a plumbing system where no rough-in previously exists and/or where major additions will occur.

Required Submittals

  • Plumbing Plan – Required Submittal. Upload file named Sub1 = Plumbing Plans 
    • Detailed and dimensioned building plans with fixture/equipment layout and compliant details of installation. 

Optional Submittals

  • Specifications - Optional Submittal. Upload file name = Sub1 Specs.  Any specifications necessary to complete plan review shall be submitted. 
  • Appliance and/or equipment manufacturers’ specifications shall be on site for inspections.


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1. Plumbing Permits
2. Residential New or Replacement Plumbing Equipment
3. Residential Minor Plumbing Alteration/Repairs
4. Residential Existing Plumbing System Addition
5. Residential New Plumbing System
6. Commercial Plumbing