Updated
Does New Jersey require a septic license?
New Jersey has no statewide septic installer license; septic contractors are licensed or registered locally. New Jersey leaves septic installer requirements to local health departments.
Who licenses septic contractors in New Jersey?
New Jersey's septic credentials:
- Local requirements
How to check a septic contractor's license in New Jersey
- New Jersey has no public statewide list of septic contractors.
- Ask the contractor for their local license or registration number and which county or town issued it.
- Call that county health department or town office to confirm it is current.
Septic permits in New Jersey
A contractor license says who may do septic work; a permit authorizes a specific system. In New Jersey, permits for new systems, replacements and most repairs come from the local health department or the state agency office that covers the property. Ask your installer to pull the permit and include the fee in the quote.
Licensed septic companies in New Jersey
The Septic Guide lists 31 septic companies and licensed professionals in New Jersey. This is what we could match as of October 2026, not an official count.
All septic companies in New Jersey →
New Jersey septic licensing: common questions
Do you need a license to install septic systems in New Jersey?
New Jersey has no statewide septic installer license; septic contractors are licensed or registered locally. New Jersey leaves septic installer requirements to local health departments.
Who issues septic licenses in New Jersey?
Local health departments. New Jersey leaves septic installer requirements to local health departments.
How do I check a septic contractor's license in New Jersey?
New Jersey has no public statewide list of septic contractors. Ask the contractor for their local license or registration number and which county or town issued it. Call that county health department or town office to confirm it is current.
How many licensed septic contractors are in New Jersey?
The Septic Guide lists 31 septic companies and licensed septic professionals in New Jersey (data as of October 2026). This counts what we could match; it is not an official total.
Do you need a permit for a septic system in New Jersey?
New septic systems, replacements and most repairs need a permit before work starts. The permit comes from the local health department or the state agency office that covers your property, and the permit, not the contractor license, is what authorizes a specific job.
Sources: Local health departments; state license lists loaded into The Septic Guide. See how we verify licenses.