Requirements, license levels, and the issuing authority — sourced from Rhode Island's official board.
Statewide licensing administered by DLT Professional Regulation; plumbers grouped with irrigators and water filtration installers.
| Requirements | Journeyperson: verify at least 5 years of experience plus 576 hours of DLT-approved related instruction, then pass the exam (based on the IPC). Master: at least 5 years experience and hold a valid Journeyperson license for at least 1 year before sitting for the master exam. |
| Reciprocity | Not detailed on the official pages reviewed. |
| Renewal | Biennial (2-year cycle); journeyperson biennial renewal fee $72. Continuing education: 7 hours of approved CE per two-year cycle for Master and Journeyperson plumbers (enforcement begins January 2027). |
| Notes | Statewide licensing administered by DLT Professional Regulation; plumbers grouped with irrigators and water filtration installers. |
Sources: www.ri.gov · dlt.ri.gov. Always confirm current requirements with the issuing authority.
New licenses, ladder upgrades, classification changes and lapses, by market and credential tier. Read the quarterly free, or license the underlying data.