North Dakota
Solar Permit Plans.
NEC 2020. Net Metering Available.
MDU · Basin Electric · Xcel Energy · Rural Coops.

Montana-Dakota Utilities (MDU, a Montana-Dakota Utilities subsidiary of MDU Resources Group) serves Bismarck, Mandan, Minot, Dickinson, Williston, Jamestown, and most of western and central North Dakota. Xcel Energy serves the Fargo-Moorhead metro and eastern North Dakota corridor. Basin Electric Power Cooperative provides wholesale power to Nodak Electric Cooperative, KEM Electric Cooperative, and other rural cooperatives serving agricultural North Dakota. Each utility and cooperative has its own solar interconnection application under North Dakota Public Service Commission oversight. We confirm utility per address before building every North Dakota plan set.

Yes. Net metering is available from MDU, Xcel Energy, and most North Dakota rural electric cooperatives under North Dakota Public Service Commission oversight. North Dakota Century Code 49-02-24 establishes the net metering framework for qualifying residential and commercial solar systems. Full retail 1:1 net metering credits every exported kilowatt-hour at the retail electricity rate. Monthly excess credits roll forward. MDU and Xcel Energy each have distinct program structures and interconnection requirements. Credit terms, system size limits, and interconnection requirements vary by utility and cooperative. Confirm current net metering terms with the specific utility per address before finalizing system design and financial projections. Agricultural North Dakota is served by Basin Electric-affiliated cooperatives with varying program structures.

North Dakota Century Code 57-02-06.1 provides a property tax exemption for renewable energy devices including solar energy systems — solar installations that increase property assessed value are exempt from the tax increase. Net metering is available from MDU, Xcel, and most cooperatives under NDPSC oversight. North Dakota had a state renewable energy tax credit historically but it has expired — no current ND state solar income tax credit exists in 2026. Renewable energy equipment may qualify for ND sales tax exemption — confirm current status. Federal 25D residential credit expired December 31, 2025.

NEC 2020 under the North Dakota Building Code, administered by the Office of the State Building Official, North Dakota Department of Commerce. North Dakota adopted NEC 2020 statewide for all electrical installations including solar PV systems. Article 690 governs ND solar PV system design — including rapid shutdown (Section 690.12), array wiring, inverter disconnect placement, and system labeling. Article 706 governs energy storage systems. Article 625 governs EV charging equipment. IBC 2021 and IRC 2021 are North Dakota's structural standards. Some ND municipalities may maintain local code amendments — confirm with the specific AHJ before finalizing plan set content. North Dakota adopted NEC 2020 statewide for all electrical installations including solar PV systems. Article 690 governs ND solar PV system design. Article 706 governs energy storage systems. Article 625 governs EV charging. IBC 2021 and IRC 2021 are North Dakota's structural standards. Some ND municipalities may maintain local code amendments — confirm with the specific AHJ before finalizing plan set content.

Yes — both are required, and a third: northern plains wind calcs. North Dakota ground snow loads of 20 to 30 psf statewide require ASCE 7 cold climate structural calculations in every ND plan set. Additionally, North Dakota temperatures can reach -30 degrees Fahrenheit or colder in some years — particularly in the northern tier counties and Red River Valley — requiring racking hardware specified for extreme temperature cycling and wiring conduit rated for extreme cold. Battery storage thermal management becomes important at these temperatures: lithium iron phosphate (LFP) chemistry handles cold better than NMC but both lose capacity significantly below freezing. The combination of cold climate snow loads, extreme cold hardware specifications, and northern plains wind loads makes North Dakota structural engineering among the most demanding in the continental US. Plan sets missing any one of these three ASCE 7 inputs fail North Dakota structural plan review.

North Dakota has no statewide PE stamp requirement for standard residential rooftop solar installations. MDU and Xcel Energy territory AHJs do not require a PE stamp for standard residential rooftop solar. Commercial solar installations require PE-stamped structural drawings. Ground-mount systems — particularly common in North Dakota's agricultural economy — require PE-stamped structural engineering for combined extreme-cold, snow, and wind load analysis. We coordinate PE stamp services for North Dakota commercial and agricultural ground-mount projects upon request.

North Dakota combines extreme cold (-30F possible) with moderate snow loads (20-30 psf), northern plains wind exposure, and a large agricultural economy. The multi-utility landscape — MDU in the west, Xcel in the east, and Basin Electric cooperatives statewide — means installers must confirm utility per address for every project. North Dakota also has a strong prairie solar resource (4.8-5.5 peak sun hours) that surprises many installers expecting poor production from a northern latitude state. Cold temperatures actually improve panel efficiency, partially compensating for shorter winter days.

Most North Dakota residential solar permit plan sets are delivered in 24 to 48 hours from project submission. Battery storage plan sets ship same day. Commercial solar: 3 to 5 business days. EV charger permit plan sets: 24 to 48 hours. All ND residential plan sets include MDU, Xcel Energy, or cooperative interconnection package, NDPSC net metering documentation, ASCE 7 extreme cold climate calcs, snow and wind structural calculations, NEC 2020 Article 690 single-line diagram, and all 7 plan set sheets. Rush delivery available.