RI
Rhode Island
Checked August 8, 2026
Rhode Island is included because FindSepticPro has source-backed Rhode Island professional coverage and active Rhode Island homeowner resources.
| Question | Observed answer | Official source |
|---|---|---|
| Primary state authority | Rhode Island Department of Environmental Management publishes the state septic and Onsite Wastewater Treatment Systems program. | |
| Installer licensing or registration | RIDEMRhode Island Department of Environmental ManagementThe state agency that oversees Rhode Island septic-system rules, permits, and records. describes licensed installers and four septic designer license classes: Class I, Class II, Class III, and Class IV. | |
| Pumper licensing or registration | not established Sources checked, but this answer was not established from the official pages reviewed. | |
| Inspector licensing or registration | RIDEMRhode Island Department of Environmental ManagementThe state agency that oversees Rhode Island septic-system rules, permits, and records. tells homeowners who suspect system failure to hire a private registered septic system inspector for a thorough inspection. | |
| Installation and repair permits | RIDEMRhode Island Department of Environmental ManagementThe state agency that oversees Rhode Island septic-system rules, permits, and records. describes New Building Construction, Alteration, and Repair applications. For a failed system, RIDEMRhode Island Department of Environmental ManagementThe state agency that oversees Rhode Island septic-system rules, permits, and records. says a licensed OWTSOnsite Wastewater Treatment SystemA septic system or another wastewater system that treats and disperses wastewater on the property. Designer prepares a repair plan for DEMDepartment of Environmental ManagementRhode Island's state agency for environmental rules, permits, and protection programs. review and approval. | |
| Cesspool deadline or phaseout | For a sale or transfer, RIDEMRhode Island Department of Environmental ManagementThe state agency that oversees Rhode Island septic-system rules, permits, and records. says the cesspool must be removed from service within one year of closing. A failed cesspool must be replaced within one year of failure, or sooner for an imminent public-health threat. Cesspools in specified 200-foot protected zones had a January 1, 2014 replacement deadline; RIDEMRhode Island Department of Environmental ManagementThe state agency that oversees Rhode Island septic-system rules, permits, and records. says any remaining cesspools there are in violation of the Cesspool Act. | |
| Public registry starting point | RIDEMRhode Island Department of Environmental ManagementThe state agency that oversees Rhode Island septic-system rules, permits, and records.'s professional licensing page is the official starting point checked for OWTSOnsite Wastewater Treatment SystemA septic system or another wastewater system that treats and disperses wastewater on the property. professional categories. | |
| Statewide property-sale inspection rule | not established Sources checked, but this answer was not established from the official pages reviewed. |
Primary state authority
Rhode Island Department of Environmental Management publishes the state septic and Onsite Wastewater Treatment Systems program.
Installer licensing or registration
RIDEMRhode Island Department of Environmental ManagementThe state agency that oversees Rhode Island septic-system rules, permits, and records. describes licensed installers and four septic designer license classes: Class I, Class II, Class III, and Class IV.
Pumper licensing or registration
not established
Sources checked, but this answer was not established from the official pages reviewed.
Inspector licensing or registration
RIDEMRhode Island Department of Environmental ManagementThe state agency that oversees Rhode Island septic-system rules, permits, and records. tells homeowners who suspect system failure to hire a private registered septic system inspector for a thorough inspection.
Installation and repair permits
RIDEMRhode Island Department of Environmental ManagementThe state agency that oversees Rhode Island septic-system rules, permits, and records. describes New Building Construction, Alteration, and Repair applications. For a failed system, RIDEMRhode Island Department of Environmental ManagementThe state agency that oversees Rhode Island septic-system rules, permits, and records. says a licensed OWTSOnsite Wastewater Treatment SystemA septic system or another wastewater system that treats and disperses wastewater on the property. Designer prepares a repair plan for DEMDepartment of Environmental ManagementRhode Island's state agency for environmental rules, permits, and protection programs. review and approval.
Cesspool deadline or phaseout
For a sale or transfer, RIDEMRhode Island Department of Environmental ManagementThe state agency that oversees Rhode Island septic-system rules, permits, and records. says the cesspool must be removed from service within one year of closing. A failed cesspool must be replaced within one year of failure, or sooner for an imminent public-health threat. Cesspools in specified 200-foot protected zones had a January 1, 2014 replacement deadline; RIDEMRhode Island Department of Environmental ManagementThe state agency that oversees Rhode Island septic-system rules, permits, and records. says any remaining cesspools there are in violation of the Cesspool Act.
Public registry starting point
RIDEMRhode Island Department of Environmental ManagementThe state agency that oversees Rhode Island septic-system rules, permits, and records.'s professional licensing page is the official starting point checked for OWTSOnsite Wastewater Treatment SystemA septic system or another wastewater system that treats and disperses wastewater on the property. professional categories.
Statewide property-sale inspection rule
not established
Sources checked, but this answer was not established from the official pages reviewed.
Sources checked
- RI DEMDepartment of Environmental ManagementRhode Island's state agency for environmental rules, permits, and protection programs. septic and OWTSOnsite Wastewater Treatment SystemA septic system or another wastewater system that treats and disperses wastewater on the property. program page
- RI DEMDepartment of Environmental ManagementRhode Island's state agency for environmental rules, permits, and protection programs. OWTSOnsite Wastewater Treatment SystemA septic system or another wastewater system that treats and disperses wastewater on the property. professional licensing page
- RI DEMDepartment of Environmental ManagementRhode Island's state agency for environmental rules, permits, and protection programs. OWTSOnsite Wastewater Treatment SystemA septic system or another wastewater system that treats and disperses wastewater on the property. cesspool phaseout page
Registry and agency links
- Rhode Island Department of Environmental Management · Checked August 8, 2026
- Rhode Island Department of Environmental Management · Checked August 8, 2026
- Rhode Island Department of Environmental Management · Checked August 8, 2026