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Longmont, CO Building Safety: Building Inspections (2026)

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

Key Facts

Enforcing office
Chief building official, 385 Kimbark St
Concealment rule
No covering hidden wiring until approved
Permit expiration
365 days unused or suspended
Defect notice
Written notice naming code defects
Penalty
Administrative civil penalty under ch. 2.97
Appeal
Master Board of Appeals, ch. 16.30

Summary

Longmont requires anyone who installs electrical equipment under a non-annual permit to notify the chief building official once work is done; the official then inspects and, if the work conforms, issues a certificate of approval. Work that will be covered by building materials cannot be concealed until the chief building official has approved it first.

A. Upon the completion of any installation of electrical equipment that has been made under a permit other than an annual permit, it shall be the duty of the person, firm, or corporation making the installation to notify the chief building official having jurisdiction, who shall inspect the work within a reasonable time. B. Where the city finds the installation to be in conformity with all applicable statutes, local ordinances and other rules and regulations, the building official shall issue to the person, firm, or corporation making the installation a certificate of approval, with duplicate copy for delivery to the owner, authorizing the connection to the supply of electricity and shall send written notice of such authorization to the supplier of electric service. C. When any portion of the electrical installation is to be hidden from view by the permanent placement of parts of the building, the person, firm, or corporation installing the equipment shall notify the chief building offi

Full Breakdown

08 of the Longmont Municipal Code) sets the inspection sequence for every electrical permit. 170, once an installation made under a permit other than an annual permit is complete, the contractor or property owner must notify the chief building official, who inspects the work within a reasonable time. If the installation conforms to applicable statutes, local ordinances and other rules, the building official issues a certificate of approval, sends a duplicate to the owner, and notifies the electric utility so power can be connected. Before any wiring is hidden behind drywall, siding or other permanent building materials, the installer must notify the chief building official; concealment cannot happen until that official signs off.

If an inspection finds work that does not conform to the code or to other applicable statutes, ordinances, rules and regulations, the chief building official sends the installer a written notice describing the specific defects found. 160) require city plan review, expire if work has not started within 365 days of issuance or is suspended for 365 days, and a homeowner performing their own wiring must personally do the work, keep the property owner-occupied and not for sale or rental, and have it inspected before covering and again before occupancy. 30.

Violations & Fines

Violating chapter 16.08, including working without required inspections or concealing wiring before approval, carries an administrative civil penalty under Longmont Municipal Code chapter 2.97, with each day a violation continues counted as a separate offense. The chief building official may revoke the permit or issue a stop-work order that halts all further work until the violation is corrected, and any uncorrected violation is also a public nuisance the city attorney can ask a court to enjoin.

Frequently Asked Questions

Can I cover up new electrical wiring before it's inspected in Longmont?
No. Under § 16.08.170(C), wiring that will be hidden behind permanent building materials cannot be concealed until the chief building official has approved it, though large jobs with continuous concealment can get advance notice and periodic inspections instead.
What happens after my electrical inspection passes in Longmont?
The chief building official issues a certificate of approval, gives a duplicate to the owner, and sends written notice to the electric utility authorizing the connection of power, per § 16.08.170(B).
What if my Longmont electrical installation fails inspection?
The chief building official sends written notice describing the exact code defects found under § 16.08.170(D); the installer must correct them before the work can be approved, concealed or energized.
How long is a Longmont electrical permit valid?
Under § 16.08.160(E), a permit expires if work is not started within 365 days of issuance, or if it is suspended or abandoned for 365 days, though the city can grant an extension for good cause.

Sources & Official References

Other rules in Longmont

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