Commercial Tenant Improvement Permit in Riverton, Wyoming
VerifiedRequired for interior build-out, remodeling, or alteration of commercial spaces in Riverton. Charged under the New Commercial Construction / Alterations valuation-per-square-foot categories of Resolution No. 1355, with a more detailed submittal checklist than residential projects.
Verified 2026-07-01 · Source
When you need this permit
- Three complete sets of construction drawings carrying the seal of a Wyoming-licensed architect/engineer (or one electronic copy), per the New Commercial Construction Submittal Checklist
- Cover sheet indicating scope of work, applicable codes, construction type, and occupancy/code analysis
- Site plan showing utility connections to city sewer, storm drain, and water
- Floor plans with occupancy, egress, and dimension detail
- Structural, plumbing/mechanical, and electrical plans (electrical plans must include a complete one-line diagram)
- Energy code compliance forms imprinted on full-size plan sheets; accessibility compliance
- Food processing/manufacturing facilities must separately contact Consumer Health Services (307-777-7211) for review before construction
- Fire-resistive construction and required fire protection system details, plus a Geotechnical Report if applicable
- Hazardous Materials Disclosure form (OES form) required for applicable occupancies
Required documents
- Req
Application for Building Permit
Same combined form; select Commercial + Alteration of Structure
- Req
New Commercial Construction Submittal Checklist
Detailed checklist of required plan sheets and supporting documents for commercial projects/remodels
- Opt
Hazardous Materials Disclosure (OES form)
Required for occupancies handling hazardous materials
- Opt
Accessibility For Existing Buildings Compliance form
Required if applicable to the scope of work
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| New Commercial Construction (including warehouses) | $0.53 per square foot of building area (includes building and all building systems) | City of Riverton Resolution No. 1355, Category 1.A |
| Storage units, pole barns, post frame, detached garage, deck additions, carports, similar structures (commercial) | $0.13 per square foot of building area, $30.00 minimum | Resolution No. 1355, Category 1.B |
| Alterations (commercial tenant improvement) | $0.42 per square foot of alteration area, $50.00 minimum | Resolution No. 1355, Category 3.A |
| Communication Facilities (cell buildings/towers) | $325.00 | Resolution No. 1355, Category 5 |
| Third Party Plan Review Fees | Actual cost | Resolution No. 1355, Category 8.A |
Review timeline
~1–30 business days
Typical estimate — confirm current times with the Riverton building department
Inspection process
- 1
Rough-In (MEP)
Mechanical, electrical, plumbing rough-in before wall closure
- 2
Rough Framing/Penetration Sealing
After rough trades complete, structure weather-tight
- 3
Final
Complete, ready for Certificate of Occupancy
Tips
- Commercial new construction is charged at a higher per-square-foot rate ($0.53) than residential ($0.42) under Resolution No. 1355.
- Food processing/manufacturing tenant improvements require a SEPARATE review by Consumer Health Services (307-777-7211) before construction begins — plan extra lead time.
- Cell towers/communication facilities have their own flat fee ($325.00) separate from the general commercial valuation table.
Frequently asked questions
- How much does a commercial tenant improvement permit cost in Riverton?
- Commercial alterations are charged at $0.42 per square foot of alteration area ($50 minimum) per City of Riverton Resolution No. 1355. New commercial construction is $0.53 per square foot of building area.
Sources & verification
Verified against official sources. Last reviewed 2026-07-01.
- City of Riverton Community Development Department — Building Division — official building department
- City of Riverton — Application for Building Permit (includes New Commercial Construction Submittal Checklist)
- City of Riverton Resolution No. 1355 — Building Permit Fees and Planning Fees
Fees, timelines, and adopted codes are researched from each jurisdiction's published records — see how we verify. Requirements change and vary by project, so always confirm the current details with the Riverton building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.
Other permits in Riverton
Get the AI compliance checklist
Upload your project scope, get a jurisdiction-specific checklist of everything you need. Coming soon.
We only use your email to send permit updates. No spam, unsubscribe anytime. Privacy.