Form Center

By signing in or creating an account, some fields will auto-populate with your information and your submitted forms will be saved and accessible to you.

Major Addition

  1. A "Major Addition" is the expansion of a structure by 50% or more of its square footage. Major Additions have the same application requirements as new construction projects. If you are unsure if your project is considered to be a Major Addition, call the Community Development Department at 303-783-2721.

  2. Applying Online

    To apply for this type of permit, you will need to provide the following items:

  3. Once you have submitted payment and entered your XBP Transaction Number, click "Submit" to continue to file upload.

  4. Leave This Blank: