autotelic.build(720) 287-7958

DESIGN · BUILD · AUTOMATE

LONGMONT SERVICES

Electrical in Longmont

Licensed electrical services for Longmont and Boulder County. Safe, code-compliant electrical work.

  • Full Design Lifecycle
  • Construction & Tenant Finish
  • Smart Home · A/V · Edge Compute
Electrical

Safe, code-compliant electrical work

FREE PLANNING TOOLS

Both tools are free and take a couple of minutes — start in either one.

Local Service

Electrical Services in Longmont, Colorado

Autotelic provides professional electrical services throughout Longmont and the surrounding Boulder County area. Residential and commercial electrical services from panel upgrades to whole-building rough-in and fixture installation. Whether you're in Longmont (north Boulder County) or nearby communities, our team delivers quality workmanship backed by Colorado licensing and full insurance coverage.

Permit Thresholds

Longmont permit thresholds

Code reference
The City of Longmont has adopted the 2024 International Codes, including the International Residential Code, effective July 1, 2026.
Code reference
Retaining walls over 48 inches.
Code reference
Accessory buildings over 120 square feet.
Code reference
Accessory buildings 120 square feet or less in floor area, though it is recommended to secure them against wind damage, and they must still meet setback requirements.
Code reference
Fencing below certain heights (commonly 6 feet).
Foundations
For one-story accessory structures greater than 120 square feet, foundations must be designed by a Colorado-licensed engineer, and the drawings must be stamped and sealed by that engineer.
Code reference
The City of Longmont enforces the 2024 International Codes, which became effective on July 1, 2026, along with the Metro Cohort Model Code.
Code reference
The Longmont Municipal Code incorporates by reference the International Residential Code for One and Two-Family Dwellings, 2021 Edition, including various appendix chapters.

Codes are amended regularly — verify current requirements with **The City of Longmont Building Services (Building Inspection division) issues residential building permits.

Energy Code

Longmont energy code quick facts

Code reference
2024 IECC (Metro Cohort Model Code based on the 2024 International Energy Conservation Code, with local/regional amendments), effective July 1, 2026.
Code reference
Longmont adopted the 2024 International Codes (including the energy code) along with the Metro Cohort Model Code (MCMC, based on the 2024 IECC with regionally aligned amendments) via Ordinance O-2026-29 (adopted ~June 9, 2026; see Municode Chapter 16.22 for the energy conservation code adoption).Ordinance O-2026-29
Code reference
This aligns with Colorado state requirements for jurisdictions updating codes around this period (must meet or exceed 2021 IECC + electric/solar-ready provisions, with amendments not reducing stringency).
Code reference
Longmont follows its policy of adopting each new IECC version; it is not the Denver Green Code or Energize Denver program.
Code reference
Longmont is in IECC Climate Zone 5B.
Key prescriptive requirements (from the adopted 2024 IECC/MCMC base provisions,
Key prescriptive requirements (from the adopted 2024 IECC/MCMC base provisions, applicable to additions and alterations per the IECC scope for new construction elements in remodels/additions) relevant to remodels/additions in CZ 5B include (specific MCMC amendments may modify details; always verify
Ceiling/attic insulation
R-49 (or equivalent U-factor per Table R402.1.2/R402.1.3).
Adopting ordinance/reference
MCMC/2024 IECC Table R402.1.2 (or R402.1.3 component performance alternative) as adopted in Longmont Municipal Code Chapter 16.22.
Ordinance O-2026-29Source: longmontcolorado.gov

Codes are amended regularly — verify current requirements with **The City of Longmont Building Services (Building Inspection division) issues residential building permits.

text

What electrical work covers in the Denver metro

Electrical projects in the Denver metro include troubleshooting failed devices, adding circuits, lighting upgrades, panel and service changes, EV charger circuits, generator transfer equipment, and remodel rough-in for kitchens, baths, and additions. Commercial tenant work often adds lighting packages and coordination with other building systems. A municipally licensed Denver general contractor coordinates the overall project and the licensed specialty trades required for regulated electrical work. Cost is project-specific and depends on service size, panel condition, circuit count, access, and inspection requirements.

text

Panels, capacity, and remodel sequencing

Many older Denver-metro homes need a capacity check before adding kitchen, HVAC, or EV loads. Panel space, grounding and bonding condition, and utility service size all affect whether a simple circuit add is enough or a service/panel upgrade is required. Remodel electrical usually roughs in before insulation and drywall, then finishes after paint. Final inspection should be planned into the close-out schedule.

text

Permits and who coordinates the work

Most new circuits, service changes, and relocated devices need electrical permits and inspections. Inside Denver, City and County of Denver Community Planning and Development issues many electrical permits (including Quick Permits when eligible) and schedules inspections through e-permits. Colorado DORA regulates electrical licensing and provides licensing lookup tools; electrical is a state-regulated specialty trade. Cities and counties license general contractors. Colorado has no statewide general contractor license. Autotelic acts as a municipally licensed Denver general contractor and coordinates licensed specialty trades for electrical scopes.

text

What buyers should prepare

Useful details include symptoms or goals (tripping breakers, remodel plans, EV charger, generator), panel photos if available, known aluminum wiring or prior partial rewires, and the city or county of the property. For commercial spaces, note suite boundaries and any building-required coordination.

FAQ

Common questions

Do I need a permit to add outlets or replace a panel in Denver?

Usually yes for new circuits, relocated devices, and panel or service changes. City and County of Denver CPD is the common local permit and inspection path inside Denver. Confirm the exact scope before work starts.

Who handles electrical permits and licensing?

A municipally licensed Denver general contractor coordinates the project and the licensed specialty trades required for electrical work. DORA regulates electrical licensing in Colorado. Local CPD or other city/county building departments issue many project permits. Colorado has no statewide general contractor license.

Can my panel support an EV charger or kitchen remodel?

It depends on service size, available breaker spaces, and existing loads. A site assessment should check capacity before ordering equipment.

How does electrical fit into a larger remodel?

Rough-in happens before walls close; device trim and finals happen after finishes. Coordinating that sequence with plumbing and HVAC avoids reopen work.

What information helps define an accurate electrical scope?

Goals or symptoms, panel photos, planned new loads, remodel drawings if any, and the city or county for permitting.

Service Area

Serving Longmont and Boulder County

We serve Longmont, CO and all surrounding Denver metro communities. Our team is based in Denver and operates throughout the Front Range, from Castle Rock to Longmont and everywhere in between. Contact us for a free estimate on your Longmont project.

How It Runs

01

Survey

02

Design

03

Build

04

Verify

DESIGN SERVICES

CONSTRUCTION

TECHNOLOGY

TRUSTED TO BUILD FOR

  • Punch Bowl SocialFirst four locations
  • Spectrum RetirementSenior living communities
  • Denver HighlandsFirst modular custom home

Free Estimate

Get a free electrical estimate in Longmont

Tell us about your Longmont project — we respond fast, and estimates are always free.

Name, phone, and email required.