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When a permit is required
Permit triggers and exempt work for Centennial
Required for constructing, enlarging, altering, repairing, moving, demolishing, changing occupancy, or working on electrical, gas, mechanical, or plumbing systems.
- Project-specific checklists and guides
- Commercial plans checklists
- Foundation compliance forms
- Residential addition/deck/basement guides
- Subcontractor list
- Other attachments called out on the Building Division page
- Building code
- 2021 IRC, IBC, IPC, IMC, IFGC, ISPSC, IEBC; 2018 IECC; 2023 NEC; 2024 Centennial Property Maintenance Code; 2021 IFC enforced separately by South Metro Fire Rescue
- Permit validity
- All permits are active for 180 days.
- Contractor requirements
- Contractors and subcontractors performing work in Centennial must be licensed with the city.
Application process
Typical processing: Approximately 5-20 business days overall; published review periods range from 1 business day for one-stop permits to 15 business days for new residential/commercial builds.
- 01 Submit permit application online.
- 02 Allow 24 hours for check-in review.
- 03 Pay the invoice online, including the minimum plan review fee if applicable.
- 04 Notify the Building Division by email that payment was made.
- 05 City review begins; complete submittals are reviewed by permit type.
- 06 After all reviews are approved, fees are paid, and contractors are active, the permit is issued.
- 07 Print the permit and approved plans online, then schedule inspections and request CO/TCO if applicable.
Typical processing time: Approximately 5-20 business days overall; published review periods range from 1 business day for one-stop permits to 15 business days for new residential/commercial builds.
Source: Building Division ↗
Fee schedule
Effective 2021-12-30
Payments are made online through the portal, and the city asks applicants to notify the Building Division by email after payment.
Fees change periodically. Confirm at the official fee schedule ↗ (effective 2021-12-30) before budgeting.
Required inspections
Scheduling and sequence
- Self-service portal (online)
- Time windows
- Inspection timing varies; the city publishes 'Today's Building Inspections' and also allows some virtual inspection processes.
Virtual inspection processes available
Source: Building Division ↗
Frequently asked
Common questions about Centennial permits
01 Do I need a building permit in Centennial, CO? ▸
02 How much does a building permit cost in Centennial, CO? ▸
03 How do I apply for a building permit in Centennial, CO? ▸
04 How long does it take to get a building permit in Centennial, CO? ▸
05 How do I schedule a building inspection in Centennial, CO? ▸
Educational reference. Permit rules and fees change — confirm current requirements directly with Building Division before applying. Jaspector is not legal advice.