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Codes, exemptions & field inspections

Build to the adopted code. Verify every exception.

This guide translates the available agency record into a preconstruction checklist for structural scope, minor work, and inspection release. The adopted code and the issuing official control when a field condition is disputed.

Regulatory framework

The code baseline for Fremont County.

Fremont County publishes county permits for floodplain development and small-wastewater systems but no general county building-code or building-permit program. For projects within Wyoming State Fire Marshal jurisdiction, the state enforces the 2024 International Fire Code, 2024 International Building Code, 2024 International Fuel Gas Code, 2024 International Mechanical Code, 2024 International Existing Building Code and, effective July 1, 2026, the 2026 National Electrical Code. County subdivision, floodplain and wastewater regulations apply separately where relevant.

Inspection lane

For a guaranteed state electrical inspection in Fremont County, obtain the wiring permit through the state portal and contact State Electrical Inspector Matt Mullen at 307-752-0348. State fire/life-safety plan-review projects receive construction inspections and must pass before a Certificate of Occupancy or Letter of Compliance. For County septic systems, schedule the pre-construction site evaluation and the inspection before backfilling with the Planning Department at 307-332-1830 or 307-332-1077; the County requests 48 hours' advance notice when possible. Floodplain applicants consent to reasonable County inspections before permit issuance.

Minor-work playbook

Understand what may be exempt—and what is not.

N/A for a general county building permit because Fremont County publishes no general building-permit program. State Fire Marshal plan review is limited to specified public and life-safety projects, including government buildings, schools, public-access buildings over 5,000 square feet, child-care facilities for more than 10 children, multistory buildings, assembly occupancies, qualifying remodels of $40,000 or more, changes into those occupancies, fire-protection systems, alternative-energy systems, aboveground fuel tanks, commercial kitchen hoods, spray-finishing operations and RV/camping/mobile-home park site plans. Other private work may still require a state electrical permit or County septic, floodplain or subdivision approval.

Field rule

A permit exemption generally addresses one narrow construction trigger. It does not automatically waive zoning, land-use, floodplain, shoreline, fire, energy, electrical, utility, septic, or right-of-way requirements. Obtain written confirmation when the project involves a new structure, structural alteration, change in occupancy, or concealed work.

Inspection pipeline

Keep the work visible at every release point.

  1. 1

    Request with lead time

    For a guaranteed state electrical inspection in Fremont County, obtain the wiring permit through the state portal and contact State Electrical Inspector Matt Mullen at 307-752-0348. State fire/life-safety plan-review projects receive construction inspections and must pass before a Certificate of Occupancy or Letter of Compliance. For County septic systems, schedule the pre-construction site evaluation and the inspection before backfilling with the Planning Department at 307-332-1830 or 307-332-1077; the County requests 48 hours' advance notice when possible. Floodplain applicants consent to reasonable County inspections before permit issuance.

  2. 2

    Preserve access

    Do not cover framing, reinforcement, wiring, piping, damp-proofing, or life-safety work until the required inspection has been completed and documented.

  3. 3

    Close the record

    Retain the approved plans, inspection approvals, correction responses, and final certificate or occupancy release with the property file.

Contractor verification

Verify the builder before the contract is signed.

Use the state licensing system to verify active registration, trade credentials, bond status, and liability coverage where available. Match the legal business name to the proposal and permit application.

Verify contractor ↗

Planning reference

Keep the parcel rules beside the building plans.

A building permit is only one part of statutory compliance. Check the local zoning, ordinance, map, or land-use reference before finalizing setbacks, height, lot coverage, access, drainage, or accessory structure placement.

Open planning reference ↗

Source trail

Official sources for this profile

Use these direct agency or licensing links to confirm current instructions before you file, pay, or schedule work. External pages control if their information differs from this directory.

Agency websiteOpen official source ↗Permit portalOpen official source ↗Application instructionsOpen official source ↗Fee scheduleOpen official source ↗Planning or zoning referenceOpen official source ↗Contractor license lookupOpen official source ↗

Project questions

Frequently asked questions for Fremont County

Who handles permitting for this jurisdiction?

This record is marked State Fallback. Confirm whether a city, state agency, or other local authority controls the parcel before filing.

How should I begin an application?

Begin with the online permit gateway listed in the application guide. If the portal does not recognize the address or project type, contact 307-777-7288; Fremont County Planning Department 307-332-1077.

How long might review take?

The State Fire Marshal accepts or rejects a plan-review submission for review within five business days and completes review of a complete accepted submittal within 21 business days; resubmittals are reviewed within 10 business days after receipt or the original 21-day period, whichever is later. Fremont County allows two weeks to process a complete septic application. A floodplain application is checked for sufficiency within seven working days and acted upon within 14 working days once sufficient.

How are inspections scheduled?

For a guaranteed state electrical inspection in Fremont County, obtain the wiring permit through the state portal and contact State Electrical Inspector Matt Mullen at 307-752-0348. State fire/life-safety plan-review projects receive construction inspections and must pass before a Certificate of Occupancy or Letter of Compliance. For County septic systems, schedule the pre-construction site evaluation and the inspection before backfilling with the Planning Department at 307-332-1830 or 307-332-1077; the County requests 48 hours' advance notice when possible. Floodplain applicants consent to reasonable County inspections before permit issuance.

Which codes and exemptions should I review?

Fremont County publishes county permits for floodplain development and small-wastewater systems but no general county building-code or building-permit program. For projects within Wyoming State Fire Marshal jurisdiction, the state enforces the 2024 International Fire Code, 2024 International Building Code, 2024 International Fuel Gas Code, 2024 International Mechanical Code, 2024 International Existing Building Code and, effective July 1, 2026, the 2026 National Electrical Code. County subdivision, floodplain and wastewater regulations apply separately where relevant. N/A for a general county building permit because Fremont County publishes no general building-permit program. State Fire Marshal plan review is limited to specified public and life-safety projects, including government buildings, schools, public-access buildings over 5,000 square feet, child-care facilities for more than 10 children, multistory buildings, assembly occupancies, qualifying remodels of $40,000 or more, changes into those occupancies, fire-protection systems, alternative-energy systems, aboveground fuel tanks, commercial kitchen hoods, spray-finishing operations and RV/camping/mobile-home park site plans. Other private work may still require a state electrical permit or County septic, floodplain or subdivision approval.

Field sequencing matters

The inspector needs to see the work at the right moment.

Code compliance is not only a plan-review exercise. Footings, reinforcement, framing, fireblocking, wiring, piping, insulation, weather protection, and life-safety systems each have points where the work must remain accessible. Build the inspection calendar into the trade schedule instead of treating it as a final administrative step.

When a project qualifies for a narrow minor-work exemption, keep a written explanation of why it qualifies and confirm that related zoning, utility, fire, energy, or environmental rules do not create a separate approval requirement.

Closeout file

Keep the approved plan set, inspection approvals, correction responses, contractor license verification, final certificate, and any occupancy release together. A clean record protects the owner, builder, lender, insurer, and future buyer.