Complete Guide to Solar Energy in New Mexico

Your complete resource for solar energy in New Mexico. Everything you need to know about state tax credits, net metering, Solar Rights Act protections, and solar installation across the Land of Enchantment.

$2.79
Cost per Watt (2025)
6-10 years
Average Payback Period
16.27¢/kWh
Average Electricity Rate
6.77 hours
Daily Peak Sun Hours

Why New Mexico is Perfect for Solar Energy

Exceptional Solar Resources

New Mexico ranks among the top states for solar potential with 6.77 peak sun hours daily and 280+ sunny days per year, providing ideal conditions for maximum solar energy generation.

Strong State Tax Credit

The Solar Market Development Tax Credit provides 10% of your solar system costs back, up to $6,000, stacking with federal incentives for total savings of 40% on your installation.

Complete Tax Exemptions

100% sales tax exemption (saving 5.125%) and full property tax exemption ensure solar adds no tax burden while increasing your home’s value significantly.

Solar Rights Act Protection

New Mexico’s Solar Rights Act establishes solar access as a property right, prohibiting HOAs and local ordinances from blocking solar installations with rare historic district exceptions.

Quick Solar Facts

Average System Size: 7-8 kW
Annual Generation: 10,000-12,000 kWh
Federal Tax Credit: 30% (until December 31, 2025)
Typical Payback: 6-10 years
System Lifespan: 25-30 years

Quick Solar Savings Calculator

Important 2026 Updates

SMDTC Application Deadline (December 31, 2025)

If you installed a solar system between 2020-2024, you must apply for the New Solar Market Development Tax Credit by December 31, 2025. This 10% state tax credit (up to $6,000) is determined by the year your system receives building code clearance after inspection.

Apply for SMDTC →

PNM Rate Increases (July 2025 & April 2026)

New Mexico’s largest electricity provider is implementing rate adjustments in two phases: July 2025 and April 2026. These increases make solar an increasingly attractive hedge against rising utility costs and faster payback periods for new installations.

PNM Rate Information →

New Mexico Solar Laws & Regulations

Understanding the legal framework that supports solar energy in New Mexico

Solar Rights Act

New Mexico’s Solar Rights Act (NMSA 47-3-4) establishes solar energy use as a property right. The law prohibits HOAs and municipalities from passing restrictions that forbid solar installations, except in designated historic districts. HOAs can impose reasonable regulations but cannot increase costs by more than $1,000 or reduce efficiency by more than 10%.

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Property & Sales Tax Exemptions

Residential solar systems are 100% exempt from property tax assessments in New Mexico. Additionally, the state provides complete sales tax exemption (5.125%) on solar equipment and installation for systems providing space heat, hot water, or electricity to your home.

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Solar Market Development Tax Credit

The SMDTC provides a state income tax credit equal to 10% of solar equipment, materials, and labor costs, capped at $6,000. Eligibility is determined by the year your building code authority clears your system. Systems installed 2020-2024 must apply by December 31, 2025.

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