(Form 400) Chicago
Building Permit Application Form

Embarking on a construction or renovation project in Chicago? The Official (Form 400) Chicago Building Permit Application Form is your essential first step. This vital document enables general citizens, homeowners, and contractors to formally apply for the necessary permits required by the City of Chicago for various building works.

• Initiate applications for new building construction projects.

• Seek permits for significant home additions or structural alterations.

• Apply for major interior remodels, exterior changes, or demolition.

• Ensure your project complies with the Chicago Building Code and safety standards.

• Obtain official authorization, ensuring legal and safe project execution in the United States.

Accurately completing Form 400 is crucial for the timely review and approval of your project. It streamlines the permitting process for compliant development.