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Investor-owned utilityMinnesota Power interconnection application
Minnesota Power is an investor-owned utility serving 126,520 residential customers in Minnesota (EIA-861, 2025). Applications: Own online portal (Minnesota Power Simplified Interconnection Application (Formstack)). Gridpol files Minnesota Power interconnection applications for licensed installers – solar, storage and EV chargers – with single-line diagram and site plan, unlimited for $500 a month.
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Process verified from Minnesota Power’s official sources (see below). Post-install steps (witness test, meter) taken from MN DIP generic; confirm MP-specific PTO notice.
Minnesota Power at a glance
ALLETE, Inc. (ALLETE)
TypeInvestor-owned utility
EIA utility ID12647
Residential customers126,520 (EIA-861, 2025)
Net-metered residential customers1,210 (EIA-861, 2025)
Service territory17 counties in Minnesota
How to applyOwn online portal – Minnesota Power Simplified Interconnection Application (Formstack) · official link
Who submitsInstaller or customer; applicant chooses whether customer or installer pays the fee. Installers need a MyAccount to view and pay invoices.
Export compensationNEM – Minnesota net metering (Uniform Statewide Contract)
Review time (official)Preliminary review of complete applications within 15 business days (MP DG application process doc).
Documents Minnesota Power asks for
- Interconnection application formOnline Simplified form (≤20 kW); MN DIP Attachment 3 PDF for Fast Track/Study Gridpol prepares this.
- Proof of insuranceProof of insurance ≥$300,000 personal liability shown as a line item
- Single-line diagram (one-line)All components in installation order Gridpol prepares this.
- Site plan / site layoutBird's-eye view matching one-line Gridpol prepares this.
- PV module spec sheetManufacturer data sheets
- Inverter spec sheetManufacturer data sheets; certified inverter
- Battery spec sheet (when applicable)Energy Storage Addendum for BESS (paired or standalone)
- Interconnection agreementMN DIA / Uniform Statewide Contract
- Other utility-specific documentCertificate of Completion (MN DIP Exhibit C)
How the Minnesota Power process runs
- Submit Simplified online form with documents
- Pay $100 + $30 surcharge
- Review/approval; all forms reviewed before installation
- Sign MN DIA / Uniform Statewide Contract
- Install; electrical inspection
- Submit Certificate of Completion (Exhibit C)
- Meter/witness test; permission to operate
Fees
| Fee | Applies to | Note |
|---|---|---|
| $100 | Simplified (≤20 kW) | plus $30 state surcharge (MN PUC ombudsperson) |
| $100 + $1/kWac | Fast Track | + $30 |
| $1,000 + $2/kWac | Study | + $30 |
Utility fees are paid by the installer or customer; they are not part of the Gridpol plan.
Size levels and limits
| Level | Up to | Note |
|---|---|---|
| Simplified | 20 kW | |
| Fast Track | 250 kW | behind the meter <250 kWac (MP page) |
| Study | 10000 kW | |
| Net metering cap | 40 kW |
Uniform statewide net metering contract for systems <1,000 kWac; ≤40 kW retail-rate net metering (MN law)
Storage, EV and stamps
Battery storage
Energy Storage Addendum required when BESS is part of system or standalone.
Sources
- Minnesota Power Interconnections: https://mnpower.com/ProgramsRebates/Interconnections (retrieved 2026-11-13)
- Minnesota Power DG application process (MN DIP): https://www.mnpower.com/Content/Documents/CustomerService/DistributedGeneration/dg-application-process.pdf (retrieved 2026-11-13)
- MN DIP Exhibit C Certificate of Completion: https://www.mnpower.com/Content/Documents/CustomerService/DistributedGeneration/certificate-of-completion.pdf (retrieved 2026-11-13)
Other utilities in Minnesota
- Xcel Energy (Minnesota)1,243,236
- Connexus Energy136,082
- Dakota Electric Association109,148
- East Central Energy55,839
- Rochester Public Utilities55,728
- Wright-Hennepin Cooperative Electric Association54,582
- Otter Tail Power50,219
- Lake Country Power47,386
- Crow Wing Cooperative Power & Light Comp45,155
- Minnesota Valley Electric Cooperative43,682
$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.