State Plumbing Code
- Adoption of the Uniform Plumbing Code
- Permit Authorization
- AMENDMENTS TO THE 2018 IAPMO UNIFORM PLUMBING CODE (101.1)
Current through February, 2022
Hawaii State Model Plumbing Code Investigative Committee Proposed Amendments to the 2018 Uniform Plumbing Code
State Building Code Council Hawaii State Plumbing Code
Effective Date: May 19, 2020
The following state regulations pages link to this page.
State regulations are updated quarterly; we currently have two versions available. Below is a comparison between our most recent version and the prior quarterly release. More comparison features will be added as we have more versions to compare.