Updated
Does Pennsylvania require a septic license?
Pennsylvania has no statewide septic installer license; septic contractors are licensed or registered locally. Pennsylvania has no state septic installer license; local sewage enforcement officers permit each system. Our Pennsylvania listings come from the Pennsylvania Septage Management Association member directory.
Who licenses septic contractors in Pennsylvania?
Local sewage enforcement officers (PA DEP Act 537 program).
Pennsylvania's septic credentials:
- DEP-recognized installer (course completion, not a license)
How to check a septic contractor's license in Pennsylvania
- Pennsylvania 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 Pennsylvania
A contractor license says who may do septic work; a permit authorizes a specific system. In Pennsylvania, 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 Pennsylvania
The Septic Guide lists 232 septic companies and licensed professionals in Pennsylvania. This is what we could match as of October 2026, not an official count.
- Chester County (25)
- Bucks County (21)
- Berks County (16)
- Lancaster County (15)
- Lehigh County (13)
- York County (11)
- Adams County (10)
- Montgomery County (9)
All septic companies in Pennsylvania →
Pennsylvania septic licensing: common questions
Do you need a license to install septic systems in Pennsylvania?
Pennsylvania has no statewide septic installer license; septic contractors are licensed or registered locally. Pennsylvania has no state septic installer license; local sewage enforcement officers permit each system. Our Pennsylvania listings come from the Pennsylvania Septage Management Association member directory.
Who issues septic licenses in Pennsylvania?
Local sewage enforcement officers (PA DEP Act 537 program). Pennsylvania has no state septic installer license; local sewage enforcement officers permit each system. Our Pennsylvania listings come from the Pennsylvania Septage Management Association member directory.
How do I check a septic contractor's license in Pennsylvania?
Pennsylvania 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 Pennsylvania?
The Septic Guide lists 232 septic companies and licensed septic professionals in Pennsylvania (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 Pennsylvania?
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 sewage enforcement officers (PA DEP Act 537 program); state license lists loaded into The Septic Guide. See how we verify licenses.