Permits and Licenses

Special Events Permit

All event organizers interested in hosting a special event in Naperville must submit the completed permit application to the Special Events Coordinator at a minimum of 120 days prior to the event. 

Trailer Installation Permit

Trailers are allowed to be erected on construction sites on a temporary basis so long as a permit is obtained from the City of Naperville. 

Temporary Structure Permit

A permit is required to set up a temporary structure for use in commercial enterprises. 

Lawn Sprinklers/RPZ Backflow Preventer Permit

The City of Naperville, in compliance with State of Illinois law, requires that an RPZ permit is obtained whenever an irrigation system is installed. 

Development Petition and Application

Concept meetings are the first step in the development review process and provide an opportunity for City staff and external customers to discuss potential development proposals prior to submittal. 

Deck, Patio, and Other Exterior Residential Improvements Permits

The City of Naperville requires that all decks, patios, and open porches added to a residential structure, or the installation of other secondary structures , have an issued permit. 

Sign Permit

Before installing or posting a temporary or permanent sign, businesses must obtain a sign permit. 

Swimming Pool Permit

The City of Naperville requires a permit for the installation of swimming pools. 

Tent Permit

The City of Naperville has a streamlined process in place for organizations and businesses seeking to obtain a Tent Permit. 

Residential Room Addition/Alteration Permit

Before beginning any new construction addition and/or alterations to existing residential buildings, residents must obtain necessary building permits. 

Plumbing Permit

The City of Naperville requires a permit for any installation or repair of plumbing. 

Electrical and Electrical Low Voltage Permit

A permit is required prior to beginning any electrical work within the City of Naperville's boundaries. 

Commercial Development Permit

The City of Naperville requires commercial entities that intend to either construct new developments or add on to existing structures to complete an application packet. 

Elevator Permit

The City of Naperville requires any commercial entity wishing to install an elevator in their premises to complete and submit an application.  

Driveway Permit

Before installing a new driveway, the City of Naperville requires property owners to complete and submit a Driveway Permit application. 

Generator Permit

The City of Naperville requires that all generators added to a residential structure have an issued building permit prior to beginning any construction.  

Fence Permit

Before a resident or business can build a fence on their property, the requirements on this page must be met and an application completed. 

Fire Suppression Systems

The Naperville Fire Department is the authority having jurisdiction for permit issuance and acceptance testing and inspections of Fire Protection Systems.  

Tenant Build-Out and Business Occupancy Permits

In order for the Fire Department to recommend that the City issue an occupancy permit, the items listed on this page must be completed. 

Fire Alarm Systems

The Naperville Fire Department is the authority having jurisdiction for the issuance of fire alarm permits and acceptance testing and inspection of Fire Alarm Systems.