Utah interconnection applications
51 electric utilities serve Utah (EIA-861, 2025): 1 investor-owned utility, 38 municipal utilitys, 8 electric cooperatives, 2 public power districts, 1 state power authority, 1 federal power agency. Together they serve 1,217,824 residential customers; 86,164 residential customers were on net metering at year-end 2025.
Largest utilities in Utah
Investor-owned utility · 1,867,246 residential customers · Utah
Applications: PowerClerk – PacifiCorp Net Metering / Customer Generation PowerClerk (all six states)
Interconnection process and documents →Municipal utility · 36,032 residential customers · Utah
Applications: Own online portal – Provo City Permit Application Portal (CityView) - net metering permit
Interconnection process and documents →Municipal utility · 28,681 residential customers · Utah
Interconnection process and documents →Electric cooperative · 31,231 residential customers · Utah
Interconnection process and documents →Municipal utility · 28,051 residential customers · Utah
Interconnection process and documents →Municipal utility · 19,879 residential customers · Utah
Interconnection process and documents →Municipal utility · 17,724 residential customers · Utah
Interconnection process and documents →Municipal utility · 16,588 residential customers · Utah
Interconnection process and documents →Municipal utility · 15,762 residential customers · Utah
Interconnection process and documents →Municipal utility · 13,903 residential customers · Utah
Interconnection process and documents →Electric cooperative · 14,966 residential customers · Utah
Interconnection process and documents →Electric cooperative · 13,379 residential customers · Utah
Interconnection process and documents →Export compensation among the researched Utah utilities: Net billing, NEM. Rules differ by utility – see each utility page.
Utah interconnection rule
Public Service Commission of Utah
Interconnection ruleUtah Admin. Code R746-312 (Electrical Interconnection) – Electrical Interconnection · source
Applies toPublic utilities providing electric service (Rocky Mountain Power). Rule also defines governing authority for distribution electrical cooperatives (board of directors) for net metering interconnections; fee limits apply to commission-regulated utilities, other utilities may set reasonable fees. Municipal utilities not covered.
Application formStandard form application/interconnection agreement based on FERC SGIP forms, modified to match the rule (R746-312-2 'standard form')
TimelinesDate/time stamp on receipt; acknowledgment 3 business days; completeness 10 business days (10 business days to cure); Level 1/2 screens 15 business days after completeness; Level 1 deemed approved if no notice within 25 business days of receipt; final authorization/inspection within 10 business days of documentation, otherwise witness test waived.
FeesLevel 1: none. Level 2: <=$50 + $1/kW. Level 3: <=$100 + $2/kW + study costs; engineering <=$100/h (annual CPI adjustment).
InsuranceFor net metering customers meeting Utah Code 54-15-106 standards, the utility may not require additional tests or additional liability insurance.
Export compensationNet billing – Utah Code Title 54, Chapter 15 (54-15-102 to -106)
Customer generation system 1.2-25 kW residential, <=2 MW non-residential (inverter-controlled). Excess credited at least at avoided cost or as set by governing authority (PSC/co-op board); unused credits expire at end of annualized billing period (April-March) and go to low-income programs. Rocky Mountain Power uses a PSC-set export credit (cost-benefit determination under 54-15-105.1). Utilities may close program at 0.1% of 2007 peak or if <1,000 customers.
Distribution electrical cooperatives fall under Utah Code 54-15 with their board of directors as governing authority (sets credits, extra requirements). Municipal utilities are not electrical corporations under 54-15 and set their own policies.
| Level | Up to | Criteria / review / fee |
|---|---|---|
| Level 1 | 25 kW | inverter-based, <=25 kW, passes R746-312-7 screens · acknowledge 3 business days; completeness 10; screens/decision 15 business days after complete; deemed approved after 25 business days · no application or other fee (commission-regulated utilities) |
| Level 2 | 2000 kW | <=2 MW, not qualifying for/failing Level 1 · acknowledge 3; completeness 10; screens 15 business days after complete · up to $50 + $1/kW; engineering <=$100/h (inflation-adjusted) |
| Level 3 | facilities not qualifying for Level 1/2; feasibility/impact/facilities studies · up to $100 + $2/kW plus study time (<=$100/h) |
- R746-312-8 Level 1: https://www.law.cornell.edu/regulations/utah/Utah-Admin-Code-R746-312-8 (retrieved 2026-11-13)
- R746-312-9 Level 2: https://www.law.cornell.edu/regulations/utah/Utah-Admin-Code-R746-312-9 (retrieved 2026-11-13)
- R746-312-13 Fees: https://www.law.cornell.edu/regulations/utah/Utah-Admin-Code-R746-312-13 (retrieved 2026-11-13)
- R746-312-2 Definitions: https://www.law.cornell.edu/regulations/utah/Utah-Admin-Code-R746-312-2 (retrieved 2026-11-13)
- Utah Code 54-15-102 Definitions: https://le.utah.gov/xcode/Title54/Chapter15/54-15-S102.html (retrieved 2026-11-13)
- Utah Code 54-15-104 Credits: https://le.utah.gov/xcode/Title54/Chapter15/54-15-S104.html (retrieved 2026-11-13)
- Utah Code 54-15-106 Requirements/insurance: https://le.utah.gov/xcode/Title54/Chapter15/54-15-S106.html (retrieved 2026-11-13)
All 51 utilities in Utah
- Rocky Mountain Power (UT, ID, WY) / Pacific Power (OR, WA, CA)969,037
- Provo City Power36,032
- City of St George28,681
- Dixie Escalante R E A, Inc.28,410
- Lehi City Corporation28,051
- City of Logan19,879
- City of Murray17,724
- Spanish Fork City Corporation16,588
- City of Bountiful15,762
- Heber Light & Power Company13,903
- Moon Lake Electric Association Inc.13,441
- Garkane Energy Cooperative, Inc.11,895
- City of Springville10,918
- Strawberry Electric Serv District3,640
- Navajo Tribal Utility Authority1,807
- Empire Electric Association, Inc.950
- Wells Rural Electric Company508
- Raft Rural Electric Cooperative Inc.386
- Mt Wheeler Power, Inc.212
- City of Washington0
- Kaysville City Corporation0
- Hurricane City Power0
- Payson City Corporation0
- Brigham City Corporation0
- Bridger Valley Electric Association, Inc.0
- Price Municipal Corporation0
- Hyrum City Corporation0
- Salem City Corporation0
- City of Santa Clara0
- Nephi City Corporation0
- City of Mt Pleasant0
- City of Ephraim0
- Morgan City0
- Beaver City Corporation0
- City of Blanding0
- Parowan City Corporation0
- City of Manti0
- Fillmore City Corporation0
- City of Helper0
- City of Monroe0
- Fairview City Corporation0
- City of Enterprise0
- Spring City Corporation0
- Levan Town Corporation0
- Kanosh Town Corporation0
- Town of Oak City0
- Town of Paragonah0
- Town of Holden0
- WAPA-- Western Area Power Administration0
- Meadow Town Corporation0
- Ticaboo Electric Improvement District0
Residential customers in Utah per EIA-861 (2025). Customer counts = bundled + delivery-only service (EIA-861 Part A + Part D). Service territory is reported by county; a county can be served by several utilities.
$500 / month
Unlimited interconnection applications. 12-month agreement, signed online. The agreement starts the day you sign; first invoice right away, then monthly.
- Unlimited interconnection applications
- Single-line diagram and site plan for every application
- Pre-submission check against the utility’s requirements
- Homeowner e-signature link for the authorization
- Filing in your utility portal accounts or by the utility’s method
- Utility questions, corrections and resubmissions
- Follow-up through approval, inspection and PTO
- Customer list, exports, API and webhooks
Applications are typically submitted within 2 business days after complete documents. Utility review times are set by each utility.