Sign Permit in Unincorporated Sweetwater County, Wyoming

Unincorporated Sweetwater County requires a sign permit for: A Sign Permit is required for all signs except exempt signs (2015 Zoning Resolution §13.B); application is made on the county's form together with the required fee; Non-accessory, off-premise, free-standing signs and billboards are prohibited in all districts except in areas specifically defined in the regulations; where allowed, a maximum of one off-premise sign/billboard is permitted per lot or parcel; Freestanding signs, billboards, and roof signs require certification by a Professional Engineer licensed in the State of Wyoming, certifying compliance with the International Building Code (§13.C.2); Sign clearance must be 10 feet above finished grade for the length of the sign; no mounding/filling/berming solely to locate a sign is allowed; freestanding signs may not project beyond the property line or into any right-of-way/easement; Wall, free-standing, portable, and roof sign type/size/height allowances (e.g., one free-standing sign up to 100 sq ft, scaling with street frontage) apply only within the CRS, B, C, I-1, and I-2 Zoning Districts (§13.F) — signage rights differ by district; The following do NOT require a Sign Permit: one occupant name/address sign ≤3 sq ft mounted flat against a wall, temporary personal notifications, cornerstones/historical markers, temporary decorations, window displays of actual merchandise, certain menu signs, political/election signs, real estate signs (subject to size/duration limits), and signs for operating oil and gas rigs (§13.E); Apply BEFORE erecting the sign — the county assesses a Late Application Fee for work started without an approved permit application (2015 Zoning Resolution §H). If your project isn't listed, confirm with Sweetwater County Land Use Department (Planning & Zoning) at (307) 872-3914 before starting work.

In Unincorporated Sweetwater County, the published Sign Permit is: $100.00. Additional published fees: Late Application Fee (if sign is erected before permit approval) — Residential / Non-Residential — $500.00 / $1,000.00. These are the jurisdiction's own published figures — see the fee schedule table and source citations on this page.

Plan review for a sign permit in Unincorporated Sweetwater County typically runs 5–20 business days. This is an estimate, not a published figure — confirm current review times with Sweetwater County Land Use Department (Planning & Zoning) at (307) 872-3914.

You'll need: Signs Application. Depending on your project, Unincorporated Sweetwater County may also ask for: Professional Engineer certification. See the required-documents checklist on this page for details on each.

Apply through Sweetwater County Land Use Department (Planning & Zoning) at 80 W. Flaming Gorge Way, Suite 23, Green River, WY 82935. Phone: (307) 872-3914, email: binghame@sweetwatercountywy.gov. Office hours: Monday - Friday, 8:00 am - 5:00 pm. Official information: https://www.sweetwatercountywy.gov/departments/land_use/index.php.

Unincorporated Sweetwater County, Wyoming has adopted: No countywide building code and no county building permit for private construction. Sweetwater County has not taken delegated building-code enforcement authority under Wyoming Statute 35-9-121; the Wyoming Dept. of Fire Prevention & Electrical Safety's "Local and State Jurisdictions" chart lists Sweetwater County BLDG INSP/PR as state (S/S), meaning the State Fire Marshal, not the county, holds building-code jurisdiction (https://wsfm.wyo.gov/electrical-safety, chart updated 7/7/2026, re-verified 2026-07-16 — Sweetwater County row still reads Fire Insp L / Fire PR S / Bldg Insp S / Bldg PR S / Elec Insp S / Elec PR S; Rock Springs (L across the board) and Green River (Bldg Insp L, all else S) are separate incorporated-city rows and do not apply to this unincorporated-county file).; Confirmed independently on the county's own site: the Land Use Department's page states construction in unincorporated Sweetwater County requires an approved ZONING permit (not an IBC/IRC building-code permit) — 'All residential, commercial, industrial and mineral construction and use in the unincorporated areas of Sweetwater County requires an approved zoning permit' (https://www.sweetwatercountywy.gov/departments/land_use/index.php).; The county's own Development Codes page lists only land-use/zoning instruments — the 2015 Zoning Resolution, Growth Management Plan, Subdivision Regulations, Comprehensive Plan, and Federal Lands and Resources Plan — with no adopted IBC/IRC/NEC building-code edition (https://www.sweetwatercountywy.gov/departments/land_use/development_codes.php)..

No — a specific list of signs is exempt (e.g., one sign 3 sq ft or smaller showing only occupant name/address, real estate signs, political/election signs, temporary decorations, window displays, oil & gas rig signs). All other signs require a Sign Permit ($100) from the Land Use Department under Section 13 of the 2015 Zoning Resolution.

Non-accessory, off-premise signs and billboards are prohibited in all zoning districts except in areas specifically defined in the Zoning Resolution. Where allowed, only one off-premise sign/billboard is permitted per lot or parcel, and freestanding signs/billboards require PE certification of IBC compliance.