Trade workers must carry Philadelphia licenses specific to their work in order to do business in Philadelphia.
Trade license requirements
Some trades have more than one license type, depending on experience level and the specific types of work being performed. Contractors working in Philadelphia must follow specific contractor requirements.
Many trades licenses require a Commercial Activity License.
Below are trade licenses available through the Department of Licenses and Inspections (L&I).
Get a Contractor License How to get a license for a company to do work involving construction, demolition, or repair.
Get a Fire Suppression Systems Contractor License How to get a license to work on fire suppression systems.
Get a Fire Suppression Systems Apprentice License How to get a license to work as an apprentice on fire suppression systems.
Get a Fire Suppression Systems Worker License How to get a license to work on fire suppression systems.
Get a Fire Suppression Worker—Specialty License How to get a license to work on existing water-based fire protection systems.
Get an Electrical Inspection Agency License How to get a license to operate an electrical inspection agency.
Get a Special Inspection Agency License How to get a license to operate a special inspection agency.
Other trade licenses
One-or-two-family residences and condos
Under state law, contractors don’t need a Philadelphia trade license for most work on one-or-two-family residences and condominium units. However, contractors must register with the Pennsylvania Attorney General as a Home Improvement Contractor to do this work.
Contractors still need a trade license to do:
- Plumbing work.
- Electrical work.
- Fire suppression work.
- Construction work on the exterior of condominium units or elsewhere in the building.