Plumbing Permit

Permitting, Plans and Licensing Portal Now Available

Customers are now able to apply for this permit through the City’s new Permitting, Plans and Licensing Portal. The new portal gathers all of the information needed to apply, pay for, and manage permits in one convenient place. It is designed for use on a desktop/laptop computer.

All plumbing contractors – regardless of whether you have registered with the City of Naperville in the past – will be required to provide the following documents along with any building permit applications where plumbing work is being performed:

  • Copy of State Contractor’s Registration
  • Letter of Intent (click to view sample)

These items are required to verify credentials, protect contractors from identity theft and ensure continued safety on all Naperville job sites.

Applications without completed documentation will not be considered.

To apply for a plumbing permit, please visit the City of Naperville Permitting, Plans and Licensing Portal. The Permitting, Plans and Licensing Portal gathers the information needed to apply, pay for, and manage permits in one convenient place. It is designed for use on a desktop/laptop computer.

For details on the permitting process, including submittal, review, fees and issuance, visit the Building Permits page.