Skip to main content
CityRuleLookup

Centennial, CO Building Safety: Electrical Permits (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified August 2026

Key Facts

Adopted code
2023 National Electrical Code
Governing section
City Code § 18-11-10
Local body substituted
City Council for governing body
Penalty
Civil infraction, capped fine

Summary

Centennial adopts the 2023 National Electrical Code for all electrical design, installation, and inspection; no building may be wired or altered without meeting NEC standards.

The National Electric Code 2023 edition, published by the National Fire Protection Association, 1 Batterymarch Park, Quincy, Massachusetts 02169 ("NEC"), is hereby adopted by reference as if set forth herein. The subject matter of the adopted code includes provisions and standards considered necessary for safe electrical design, installation, and inspection to protect consumers and property from electrical hazards.(b)No building or structure shall be hereafter constructed, erected, enlarged, altered, serviced, or maintained unless the same shall, as to design, construction, quality of materials and workmanship, conform with the National Electrical Code, as adopted and as amended. (Ord. 2011-O-07 §1; Ord. No. 2021-O-06, §1; Ord. No. 2024-O-09 §1)

Full Breakdown

Section 18-11-10 adopts the 2023 edition of the National Electrical Code, published by the National Fire Protection Association, as the City's electrical standard. No building or structure may be constructed, altered, serviced, or maintained unless its electrical design, materials, and workmanship conform to the NEC as locally amended. Local amendments substitute the City Council for the governing body referenced in the NEC and delete board-of-appeals references.

Violations & Fines

Civil infraction for erecting, installing, altering, or maintaining electrical work in violation of the NEC; penalty capped at the maximum civil fine under Section 1-4-10(b).

Frequently Asked Questions

What electrical code applies in Centennial?
The 2023 National Electrical Code, published by the NFPA, adopted by reference under Section 18-11-10.
Do I need to follow the NEC for home rewiring in Centennial?
Yes: any electrical construction, alteration, or repair must conform to the adopted NEC or it's a civil infraction.

Sources & Official References

Other rules in Centennial

All Centennial rules

Compare Centennial to another location·View the Colorado building safety overview

Get notified when Electrical Permits in Centennial, CO changes

We'll email you the moment we detect a change in the code. No spam, unsubscribe anytime.

We'll never sell or share your email. One-click unsubscribe in every email.

See something wrong?

Help us keep this page accurate. If you notice an error or outdated information, let us know.

Electrical Permits in Nearby Cities

How other cities in Arapahoe County handle electrical permits.

Aurora, CO
Some Restrictions