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Municipal GuideWyomingSheridan · Sheridan County

Sheridan, Wyoming Building Permit Guide

The City of Sheridan Building Division at 55 Grinnell Plaza issues building and trade permits inside city limits, and every permit and contractor licence is applied for in the City’s online Permits & Licensing Portal.

Authority: City of Sheridan Building DivisionCode: 2024 I-Codes, 2023 NECPhone: 307-674-5941
Authority
Sheridan Building Division55 Grinnell Plaza, 7 a.m.–4 p.m.
Permit needed
Work over $3,000Or a new building over 200 sq ft
Plan review
10 working days20 for commercial, if complete

Inside Sheridan city limits, the City of Sheridan Building Division reviews plans, issues building, electrical, plumbing and mechanical permits and inspects the work, and all applications go through the City’s online Permits & Licensing Portal. A permit is needed for any project costing over $3,000 or any new building over 200 sq ft, and a complete residential application is reviewed in about 10 working days.

What requires a permit in Sheridan?

The City requires a building permit for work with building costs over $3,000 or for any new building over 200 sq ft. Some electrical, mechanical and plumbing work needs a permit whatever it costs, any electrical project over $1,000 needs one, and every sign needs one.

Detailed permit (plan review)

  • New homes and commercial buildings
  • Remodels and additions
  • Decks
  • Any other work involving structural changes

Simple permit (online only)

  • Re-roofing, siding and window replacement
  • Water heater, furnace, boiler and air conditioner replacement
  • Gas piping in an existing building
  • Electrical service upgrades and solar panels
  • Wood, coal or pellet stoves
  • Demolition and water or sewer line repairs

Fences: the Building Division does not require a permit for a new or repaired fence, but heights are limited to 6 ft in back yards and 4 ft in front yards.

Who issues building permits in Sheridan?

The Building Division provides plan review and construction inspection for homes and commercial buildings inside the city. Sheridan keeps “home rule” for building review, permitting and inspection, and the state’s jurisdiction chart (updated September 11, 2026) lists the City, not the state, for building and electrical inspection and plan review.

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City of Sheridan Building Division
DetailInformation
OfficeCity Hall, 55 Grinnell Plaza, Sheridan, WY 82801 (PO Box 848)
Phone307-674-5941 (fax 307-672-0045)
HoursMonday–Friday 7:00 a.m.–4:00 p.m.
ApplyPermits & Licensing Portal (sheridanwy.portal.opengov.com)
Permit recordsBuilding Permit/Contractor Public Records Portal

Outside the city: the land around Sheridan falls under Sheridan County, whose Public Works Department issues a combined building and zoning permit and enforces the county’s Building Standards inside a mapped area around the city.

Applying online and contractor licences

Permit applications and contractor licences moved online and are filed in the Permits & Licensing Portal. Use a Detailed Building Permit for anything that needs plan review and a Simple Building Permit for the listed replacement jobs, which are online-only permits.

Who may do the work: a homeowner may legally work on their own home. Doing residential work for someone else requires a City licence, and only a licensed General Contractor may work on commercial projects. Work done by someone without the right City licence can be stopped with a stop order.

City of Sheridan annual licences (FY27)
LicenceFee
General, residential, electrical, plumbing, roofing, siding/glazing, drywall, masonry and other contractor licences$200 a year
Journeyman or master-of-record$50 a year
Reciprocal Wyoming contractor licence$100 first year, $200 renewal
Reciprocal master or journeyman licence$25 first year, $50 renewal

The City honors qualifying licences from other Wyoming jurisdictions under the state’s contractor reciprocity act (Enrolled Act 37); the Building Division confirms eligibility.

Sheridan building permit fees

Fees come from the City’s FY27 Master Fee Schedule, approved July 6, 2026. Building permit fees are a percentage of the project valuation, multiplied by 0.8.

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Sheridan building permit fee formulas (FY27)
ProjectFee
Residential new, addition or alteration, valuation up to $100,000Valuation × 0.03 × 0.8
Residential, valuation over $100,000Formula combining 3% on the first $100,000 and 1.7% on the balance, times 0.8
Residential garage or deckValuation × 0.02 × 0.8
Commercial new, addition or alteration, up to $100,000Valuation × 0.036 × 0.8
Commercial, valuation over $100,000Formula combining 3.6% on the first $100,000 and 0.95% on the balance, times 0.8
SignValuation × 0.02 × 0.8
Repeat (stock) plans, each later permit within 2 years70% of the normal fee

For example, a residential remodel valued at $50,000 costs $50,000 × 0.03 × 0.8 = $1,200.

Sheridan simple permits and other fees (FY27)
ItemFee
Furnace, boiler, A/C, water heater, gas line or heat stove$40
Electrical service upgrade or demolition$40
Water or sewer service replacement$50
Re-roofing, siding or window replacement$150
Solar panels or interceptor$250
Fire alarm, sprinkler or suppression systemListed in the schedule, but the City sends these permits and fees to the State Fire Marshal
Change of occupancy useNo fee
Re-inspection, each (up to 3 times)$58.75
Stop orderPermit cost × 2
Work started without a permitPermit fee plus an equal investigation fee

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The fee schedule also carries a square-foot construction cost table used for valuations, for example $113.85 per sq ft for a wood-frame (Type VB) one- or two-family home and $21 per sq ft for an unfinished basement. These are valuation figures, not fees. Water and sewer permits are handled by the Utility Department.

Electrical, plumbing, mechanical and fire

The Building Division permits and inspects electrical, plumbing, mechanical and gas work inside the city under the 2023 National Electrical Code and the 2024 plumbing, mechanical and fuel gas codes. Electricians, plumbers and other trades need City licences.

Fire systems go to the state. The City has no certified fire plans examiner or fire inspector for this work, so all fire sprinkler, fire alarm and related fire inspections, and their fees, are handled by the State Fire Marshal. The state chart notes that Sheridan carries out other fire inspections, while the state reviews new and remodeled life safety systems.

Codes and plan review

Ordinance 2290 (recorded January 2025) adopts the 2024 International Residential, Building, Mechanical, Plumbing, Fire (with Appendices D, E, F, G and I), Existing Building, Swimming Pool and Spa and Fuel Gas Codes, the 2023 National Electrical Code and the 2021 International Property Maintenance Code, with City amendments. To keep its home-rule status, the City must adopt the state’s building codes within 6 months of state adoption.

Plans for a Detailed permit should show the structure, its location on the lot, utilities and the full scope. Applications are checked for completeness first, and detailed review can turn up missing items that must be supplied before the permit is issued. With everything submitted, review takes 10 working days for residential and 20 working days for commercial projects.

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How to get a building permit in Sheridan

1. Confirm city limits

Sheridan County, not the City, permits land outside the city boundary.

2. Choose the permit type

Detailed permit for anything structural, Simple permit for listed replacements, plus any separate trade or sign permits.

3. Check the licences

Contractors and trades working for you must hold current City of Sheridan licences, renewed each year.

4. Apply in the portal

Create an account in the Permits & Licensing Portal and upload the application and plans.

5. Answer review comments and pay

Allow 10 working days (residential) or 20 (commercial) once the application is complete; only site preparation and excavation may start before the permit is issued.

6. Inspect and occupy

Call for each inspection and get the Certificate of Occupancy before moving into a new home.

Sheridan inspections

Request inspections by calling the Building Division at 307-674-5941 between 7 a.m. and 4 p.m., or leave a message. Have the permit number, your name and phone number, the type of inspection and the preferred time of day ready. Requests made before 8 a.m. can be inspected the same day.

The approved plans must be on site during the work. Each re-inspection costs $58.75. A permit expires 180 days after issuance if no work is being done, although the Building Division can grant an extension, and it does not expire while work is moving forward. A new house cannot be lived in until the Certificate of Occupancy is issued.

Wyoming building code

Wyoming’s state-adopted codes are the 2024 International Fire, Building, Fuel Gas, Mechanical and Existing Building Codes and the 2026 National Electrical Code, applied through the State Fire Marshal’s plan review and electrical program; cities and counties add their own building, zoning and floodplain rules. Wyoming’s state codes and review

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Official Sheridan permitting resources

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Sheridan building permit FAQs

Do I need a building permit in Sheridan, Wyoming?

Yes, for any work with building costs over $3,000, any new building over 200 sq ft, any electrical project over $1,000 and any sign. Replacements such as a water heater, furnace or new roof need a simple permit whatever they cost.

How much is a building permit in Sheridan?

For residential work valued up to $100,000, the fee is valuation × 0.03 × 0.8, so a $50,000 remodel costs $1,200. A re-roof, siding or window permit is $150, and a water heater or furnace permit is $40.

How long does plan review take in Sheridan?

About 10 working days for residential and 20 working days for commercial projects, once the City has all the required information.

Do I need a permit for a fence in Sheridan?

No, but fences are limited to 6 ft in back yards and 4 ft in front yards, and you should confirm your property line.

Can I do the work on my own house?

Yes. A homeowner may work on their own home; working on someone else’s needs a City licence, and only licensed General Contractors may do commercial work.

How do I schedule an inspection?

Call 307-674-5941 between 7 a.m. and 4 p.m. with your permit number and the inspection type; call before 8 a.m. for a same-day inspection.

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This guide is provided by Alliance Permitting for general information about Sheridan permitting. Requirements, fees, and procedures change; confirm details with the permitting authority before relying on them.