City of Sauk Centre interconnection application

City of Sauk Centre is a municipal utility serving 2,445 customers in Minnesota (EIA-861, 2025). Gridpol files City of Sauk Centre 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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Minnesota’s commission rule (Minn. Stat. § 216B.1611; MN PUC Orders in Docket E-999/CI-16-521 (Aug. 13, 2018; Apr. 19, 2019) adopting the Minnesota Distributed Energy Resources Interconnection Process (MN DIP), MN DER Interconnection Agreement (MN DIA) and Minnesota Technical Requirements; implemented in each rate-regulated utility's tariff) does not bind municipal utilitys; City of Sauk Centre sets its own interconnection policy. We confirm its form on the first project. Municipal utilities and cooperatives (except Dakota Electric) are not bound by the MN DIP tariff orders but must adopt interconnection standards under Minn. Stat. § 216B.1611 and follow § 216B.164 for < 40 kW net metering; munis commonly use the MMUA Minnesota Municipal Interconnection Process (M-MIP), cooperatives use their own DER interconnection procedures.

City of Sauk Centre at a glance

Utility

City of Sauk Centre

Type

Municipal utility

EIA utility ID

16679

Customers

2,445 (EIA-861, 2025, short form: all customer classes)

Net-metered residential customers

none reported

Service territory

1 county in Minnesota

Documents City of Sauk Centre asks for

Interconnection application formFilled in by us from your project data in the utility’s portal or on its form. Gridpol prepares this.
Single-line diagram (one-line)Drawn by us from your equipment data: modules, strings, inverter, battery, disconnects, point of interconnection, meter. Gridpol prepares this.
Site plan / site layoutDrawn by us from your roof sketch or photos: array, inverter, battery, disconnect, meter and main panel locations. Gridpol prepares this.
PV module spec sheetManufacturer data sheet of the modules.
Inverter spec sheetManufacturer data sheet (string inverter, microinverter or hybrid inverter).
Customer signatureThe account holder signs the application or authorization. We send the signature link.
Recent electric billName, service address, account and meter number must match the application.
Final inspection sign-offApproved electrical inspection from the authority having jurisdiction after installation.

Typical documents for US utilities – not yet verified for City of Sauk Centre. We confirm City of Sauk Centre’s exact list on the first project.

Minnesota interconnection rule

Commission

Minnesota Public Utilities Commission (MN PUC)

Interconnection rule

Minn. Stat. § 216B.1611; MN PUC Orders in Docket E-999/CI-16-521 (Aug. 13, 2018; Apr. 19, 2019) adopting the Minnesota Distributed Energy Resources Interconnection Process (MN DIP), MN DER Interconnection Agreement (MN DIA) and Minnesota Technical Requirements; implemented in each rate-regulated utility's tariff – Minnesota Distributed Energy Resources Interconnection Process (MN DIP) · source

Applies to

DER <= 10 MW interconnecting to rate-regulated utilities: Xcel Energy (NSP), Minnesota Power, Otter Tail Power, and Dakota Electric Association (rate-regulated cooperative). Other cooperatives and municipal utilities adopt their own processes (MMUA M-MIP for munis; cooperative versions).

Application form

Statewide templates: Attachment 2 Simplified Application Form; Attachment 3 Interconnection Application (Fast Track/Study); Uniform Statewide Contract (Minn. R. ch. 7835) or MN DIA; Certificate of Completion. Utilities file versions with utility-specific information.

Timelines

Simplified: completeness 10 BD (customer 5 BD to cure, utility 5 BD to re-review); screening 20 BD; executable agreement 5 days; customer returns agreement within 30 BD; witness test within 10 BD of Certificate of Completion or deemed waived; permission to operate within 3 BD of inspection/waiver. Fast Track: receipt notice 3 BD, initial review 15 BD after complete.

Fees

MN DIP 1.5.1: Simplified up to $100; Fast Track up to $100 + $1/kW certified, $100 + $2/kW non-certified; Study: down payment up to $1,000 + $2/kW. No additional fees except as specified.

Export compensation

NEM – Minn. Stat. § 216B.164; Minn. R. ch. 7835
Applies to all MN utilities incl. cooperatives and munis. < 40 kW: may elect average retail utility energy rate (coops/munis may charge a cost-justified fixed-cost fee and may use kWh credit expiring at year end). Public utilities: 40 kW-1,000 kW net metered with kWh credit carried forward, annual excess paid at applicable rate (subd. 3a). Uniform statewide contract for <1,000 kW (public utilities) and <40 kW (coops/munis) (subd. 6). Muni/coop boards may act as 'commission' if they adopt implementing rules (subd. 9, 11).

Not bound by the rule

Municipal utilities and cooperatives (except Dakota Electric) are not bound by the MN DIP tariff orders but must adopt interconnection standards under Minn. Stat. § 216B.1611 and follow § 216B.164 for < 40 kW net metering; munis commonly use the MMUA Minnesota Municipal Interconnection Process (M-MIP), cooperatives use their own DER interconnection procedures.

MN PUC Order Apr. 19, 2019, Docket E-999/CI-16-521: https://mn.gov/puc/assets/April%2019%2C%202019%20Order_tcm14-431305.pdf (retrieved 2026-11-13)
MN DIP Section 1 (Otter Tail Power tariff copy): https://www.otpco.com/media/00jj5jda/section_1.pdf (retrieved 2026-11-13)
MN DIP Section 2 Simplified Process (Otter Tail copy): https://www.otpco.com/media/5icmbb2j/section_2.pdf (retrieved 2026-11-13)
MN DIP Section 3 Fast Track (Otter Tail copy): https://www.otpco.com/media/gq2ntx2h/section_3.pdf (retrieved 2026-11-13)
Minn. Stat. § 216B.164 Cogeneration and small power production: https://www.revisor.mn.gov/statutes/cite/216B.164 (retrieved 2026-11-13)

Other utilities in Minnesota

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Gridpol Unlimited

$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

Get started

Applications are typically submitted within 2 business days after complete documents. Utility review times are set by each utility.