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Do I need a solar permit in Bernalillo County? The solar packet, the engineering exception and the PNM step

Yes. Unincorporated Bernalillo County requires a permit for every solar installation, residential or commercial, under its solar packet, and PNM has to approve the interconnection before you apply. 57 installers filed 881 solar permits on County homes from October 2023 to September 2026, at a usual value of $36,338; 78.8% of those a year or more old were closed.

By Contractor Records · data through October 15, 2026

What the County asks for

The County's Solar Packet (dated 19 February 2024, linked from Getting Started; read 26 October 2026) holds the building permit application, the requirements and a loading worksheet. Its requirements "apply to All solar installation applications for permit, residential or commercial":

Item When
Site plan with all existing structures Always
Footing detail Ground or pole mount only
Roof framing plan: slope, member size, grade and spans Roof mount
Elevations; an array may not be more than 10 feet above the roof Always
Electrical plans: one-line diagram with panel count, kW, conductor and conduit sizes, breaker and disconnect ratings, main panel rating PV
Battery details: number, size, location, grounding If batteries are used
Engineering with calculations Unless the exception below applies
Signed Homeowner Responsibility form Homeowner permits only
PNM approval Before applying for the building permit

Arrays need three feet of clearance around them on the roof. Ground mounts over 6 feet tall to the top of the panel need a structural engineer's or architect's calculations and stamp.

When you can skip the engineer

A New Mexico engineer or architect has to certify that the roof can carry the array, unless all of these are true (Solar Packet, section B.f):

Condition Limit
Roof structure Multiple parallel wood rafters, engineered I-joists or trusses; at least 2x4, no more than 24 inches on center
Roofing One layer, of any IRC R905 material except clay or concrete tile or slate
Attachment Directly to framing, or to rails attached to framing, no more than 4 feet on center
Weight 5 psf or less; 45 lb or less at each attachment; 200 lb or less on any one framing member
Height Top of panel no more than 18 inches above the roof

The packet's worksheet does the arithmetic: total array weight divided by attachments, and by array area. A second roof layer or a tile roof sends you to an engineer, so a re-roof first can save that fee. Commercial systems always need an engineer's stamp.

Who can pull it

The installer, usually. The ordinance issues permits to contractors licensed by New Mexico's Construction Industries Division; the packet's application asks for the qualifying party, NM license number and license type. The wiring needs an electrical classification (EE-98 or ER-1 on a house); check it on PSI's search with the steps in How to check a contractor's license in New Mexico.

You, as homeowner. The packet has a "Homeowner Permit" box that needs the Homeowner Responsibility form. For the electrical side the ordinance requires the County's written homeowner electrical exam, passed at 75% or better.

What it costs

From Administrative Resolution 25-2009 (effective 1 May 2009, "as amended from time to time"):

Fee Amount
Building permit (Table 3-A) $30.00 plus $4.00 per $1,000 of valuation
Building plan review $30.00 plus $2.00 per $1,000 of valuation
Electrical administrative charge (Table 3-B) $23.50, plus item fees
Solar collectors, mechanical (Table 3-C), up to 1,000 sq ft $4.00 (solar thermal)
Re-inspection $47.00

By our arithmetic, at the usual $36,338 the building permit is about $175 and plan review about $103. Across the middle half of installers ($33,620 to $45,000), the two together run about $260 to $330. The application says the final valuation is set by the Building Official.

Inspections

Solar is on the County's list of required electrical inspections: "Solar System – overhead or underground" and "Solar System Rec Meter", which needs the service riser, meter can, point of attachment and ground in place. Book them on (505) 314-0351 with the application number. The permit expires if work does not start within 180 days or stops for 180 days.

What 881 County solar permits show

Measure Unincorporated Bernalillo County solar
Permits on homes, October 2023 to September 2026 881
Installers / with a permit in the last 12 months 57 / 36
Usual value (middle half of installers with 3+ permits) $36,338 ($33,620 to $45,000)
Closed (permits a year or more old) 78.8%
Usual days from issue to close (where dated) 168
Share held by the busiest / five busiest installers 20.1% / 62.5%
Installers with 5+ permits and none in the last 12 months 3
Busiest / quietest month October (174) / June (68)

Five installers hold 62.5% of County solar permits, and the busiest in the last year was Our World Energy NM LLC dba Our World Energy (47 permits). Filing is strongly seasonal, peaking in October at index 174. Prices by home value: Bernalillo County solar cost; national figures: solar panel installation cost. Inside the City, the rules differ: Albuquerque solar permit.

See every Bernalillo County solar installer by permits closed →

Related

Other places' rules: do I need a permit for solar panels. Choosing one: hiring a solar installer. Counts by year: Bernalillo County permit statistics.

What this does not tell you

The value is what the applicant entered. The County dates completion on only part of its closed permits. Solar firms are counted under solar only, not as electricians. Fees are from the 2009 resolution the County links.

How we know this

Submittal items, the engineering exception, the PNM step and homeowner permits are quoted from Bernalillo County's Solar Packet (19 February 2024) and Solar Permit Requirements (2 August 2023); inspections from its Electrical inspections page; fees from Administrative Resolution 25-2009; issuance and expiry from Building Ordinance 2024-8 (unsigned copy), all read 26 October 2026. Fee examples are our arithmetic. Our figures are County solar permits on homes in unincorporated Bernalillo County, October 2023 to September 2026.

Numbers come from Bernalillo County Planning & Development Services permits on homes in unincorporated Bernalillo County (the County's Accela permit layer; the City of Albuquerque issues its own permits and has its own separate pages), data through October 15, 2026. Nobody paid to be on this page and nobody can.

Questions

  • Do I need a permit for solar panels in Bernalillo County?

    Yes. The County's solar packet applies to 'All solar installation applications for permit, residential or commercial', with a building permit application, a roof framing plan, elevations, electrical plans and engineering. Solar inspections are on the County's list of required electrical inspections.

  • Do I need a structural engineer for solar in Bernalillo County?

    Not if the roof and array meet every condition in the County's exception: ordinary wood rafters, I-joists or trusses of at least 2x4 at 24 inches or closer, one layer of roofing that is not tile or slate, attachments no more than 4 feet apart, no more than 5 pounds per square foot, 45 pounds per attachment or 200 pounds per framing member, and panels no more than 18 inches above the roof.

  • How much is a solar permit in Bernalillo County?

    The building permit is valuation-based: $30 plus $4 per $1,000 for the permit and $30 plus $2 per $1,000 for plan review under Resolution 25-2009. By our arithmetic a system valued at the usual $36,338 is about $175 for the permit and $103 for plan review, before the electrical permit.

  • Do I need PNM approval before the County permit?

    Yes. The County's requirements say approval from PNM to connect the system or to join PNM's solar program 'will require prior approval by PNM before making application for a building permit.'

  • Can a homeowner pull a solar permit in Bernalillo County?

    The solar packet allows a homeowner permit for a residential installation if you sign the County's Homeowner Responsibility form. The electrical part follows the County's homeowner electrical exam rule (75% or better).

Build your own list

Every firm with that kind of permit on record. Pick what you value. The list moves.