Residential Building Permit (New Construction) in Riverton, Wyoming

Riverton requires a residential building permit (new construction) for: Submit a completed Application for Building Permit (or Simple Permit Application for smaller scopes); Submit two (new residential checklist) or three (per the application's submittal checklist) complete sets of plans and specifications, or one electronic copy; Site plan showing property lines, north arrow, easements, dimensions, and all development; Floor plans, building elevations (N/S/E/W), foundation plan, roof/truss plan with engineered truss data; Framing sections (wall height, eave width, roof pitch) and other construction details; A letter from the Director of Public Works certifying availability of water and sewer service for the land (RMC § 15.04.010.A.1.a(4)); Engineering calculations required for any design deviating from conventional IBC/IRC framing, stamped by a Wyoming-licensed architect/engineer; Projects requiring professional design: most new commercial/industrial buildings, buildings 3+ stories, residential buildings with 5+ living units; Automatic sprinklers NOT required for detached one- and two-family dwellings or townhouses built to the IRC (locally amended IBC § 903.2.8 exception); Planning Division approval of setbacks (RMC § 17.16.070) required before building permit submittal. If your project isn't listed, confirm with City of Riverton Community Development Department — Building Division at (307) 856-2999 before starting work.

New residential construction is charged at $0.42 per square foot of building area (includes the building and all building systems), per City of Riverton Resolution No. 1355. A plan review fee (10% of the permit fee, in-house, $52 minimum) also applies.

Plan review for a residential building permit (new construction) in Riverton typically runs 1–30 business days. This is an estimate, not a published figure — confirm current review times with City of Riverton Community Development Department — Building Division at (307) 856-2999.

You'll need: Application for Building Permit; Residential/Commercial Plan Submittal Checklist for Building Permits; Site Plan; Construction Drawings. Depending on your project, Riverton may also ask for: Truss Layout and Calculations; Engineering Calculations. See the required-documents checklist on this page for details on each.

Riverton requires 10 inspection(s) for a residential building permit (new construction), in order: Temporary Electric Service, Footing, Foundation Wall, Perimeter Drain, Underground Plumbing, Interior Footings, Rough Plumbing / Rough Electric / Rough Mechanical / Gas, Rough Framing / Penetration Sealing, Sewer and Water, Final Inspection. Schedule each through City of Riverton Community Development Department — Building Division ((307) 856-2999).

Apply through City of Riverton Community Development Department — Building Division at 816 N. Federal Blvd., Riverton, WY 82501. Phone: (307) 856-2999, email: kpetersen@rivertonwy.gov. Office hours: Mon–Fri (contact department for current hours); building permitting/inspection line (307) 857-7708. Official information: https://www.rivertonwy.gov/departments/community_dev/building_permits___inspections/index.php.

Riverton adopted the 2024 IBC, IRC, IMC, IPC, IFGC, IFC, ICCPC, IPMC, and IEBC via Enrolled Ordinance No. 25-003, effective March 22, 2025, per Riverton Municipal Code § 15.04.010.