Electrical Permit in Rock Springs, Wyoming

Rock Springs requires an electrical permit for: No alterations or additions to existing wiring, and no new wiring of a building for lights, motors, heating devices, or any apparatus requiring electrical current, without first notifying the City Electrical Inspector and securing a permit (§ 150.32) — EXCEPT minor repair work such as repairing flush/snap switches, replacing fuses, changing lamp sockets/receptacles, taping bare joints, and repairing drop cords, which are exempt from permit; Upon completion of wiring, the installer must notify the Electrical Inspector, who inspects within 24 hours of notice; a certificate of inspection is required before the electrical service may be connected/energized (§ 150.33); All wires to be concealed must be inspected before concealment — installer must give the Electrical Inspector 24 hours' notice before covering wires (§ 150.33); Electrical work must conform to the adopted 2023 National Electrical Code (NFPA) and this subchapter before a certificate of inspection will issue (§ 150.34); All electric wiring within any structure — except one- and two-family dwellings and multi-family structures under 6,000 sq ft — must be in approved conduits (§ 150.34). If your project isn't listed, confirm with City of Rock Springs Public Services Department — Building Inspections & Permits (Chief Building Inspector) at (307) 352-1540 before starting work.

There is no separate published electrical fee line in the Municipal Code. Electrical permits are charged under the same general valuation-based fee schedule in § 150.08(B) that applies to building permits generally, since the ordinance states that schedule applies to 'all adopted codes' (which includes the 2023 NEC) absent a specific override.

Plan review for an electrical permit in Rock Springs typically runs 1–10 business days. This is an estimate, not a published figure — confirm current review times with City of Rock Springs Public Services Department — Building Inspections & Permits (Chief Building Inspector) at (307) 352-1540.

You'll need: Building Permit Application. See the required-documents checklist on this page for details on each.

Rock Springs requires 2 inspection(s) for an electrical permit, in order: Rough-In (concealed wiring), Final / Certificate of Inspection. Schedule each through City of Rock Springs Public Services Department — Building Inspections & Permits (Chief Building Inspector) ((307) 352-1540).

Apply through City of Rock Springs Public Services Department — Building Inspections & Permits (Chief Building Inspector) at 212 D Street, Rock Springs, WY 82901. Phone: (307) 352-1540, email: webmaster@rswy.net. Office hours: Mon–Fri, 8:00 a.m. to 5:00 p.m., closed 12:30–1:30 p.m. for lunch. Official information: https://www.rswy.net/departments/public_services/building_inspections_permits.php.

Rock Springs, Wyoming has adopted: 2024 International Building Code (IBC) — with local amendments; adopted per Rock Springs Municipal Code § 150.04, including Appendix E, Appendix I and Appendix J, excluding Chapter 27; 2024 International Residential Code (IRC) — with local amendments per § 150.04(D); including Appendix BF, Appendix B, Appendix C and Appendix CA; excluding R-309, P2904, and several Section R-403.3 subsections/tables/figures; 2024 International Existing Building Code (IEBC) — adopted per § 150.04; 2024 International Mechanical Code (IMC) — with local amendment per § 150.04(C); 2024 International Plumbing Code (IPC) — with local amendment per § 150.04(C); including Appendix D (Degree Day/Design Temperatures), Appendix E (Sizing of Water Pipe Systems) and Appendix C (Structural Safety); 2024 International Fuel Gas Code (IFGC) — including Appendix A, Appendix B and Appendix C; 2024 International Fire Code (IFC) — per City of Rock Springs Building Ordinances page; National Electrical Code, 2023 edition (NFPA) — adopted per § 150.04; enforced locally by the City Electrical Inspector under Rock Springs Municipal Code §§ 150.30–150.36 (city electrical code), NOT the Wyoming State Fire Marshal default program. Local amendments apply — see the Rock Springs overview page for the full list.

The City of Rock Springs issues and inspects its own electrical permits through its City Electrical Inspector (Rock Springs Municipal Code §§ 150.30–150.36) — not the Wyoming State Fire Marshal's default statewide program. This is confirmed by the WSFM 'LOCAL AND STATE JURISDICTIONS' chart, which lists Rock Springs as ELEC INSP/PR = L/L (locally enforced).