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SB 1329

Real property tax: valuation: active solar energy system.

2025-2026 Regular Session Introduced by Jerry McNerney

SB 1329 standardizes how active solar energy systems are valued for property tax to reflect their investment and value, affecting assessments.

Read second time and amended. Re-referred to Com. on APPR.
#realpropertytax #activesolarenergysystem #valuation
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Bill Summary · SB 1329

Summary of SB 1329 (2025-2026) – California Real Property Tax: Valuation: Active Solar Energy System

Purpose and intent

SB 1329 addresses how active solar energy systems on real property are valued for property tax purposes. The bill aims to clarify and adjust the valuation methodology to ensure that property tax assessments reflect current solar energy installations, potentially affecting property tax bills for owners of properties with active solar energy systems.

Key provisions and changes

  • Valuation framework for active solar energy systems: The bill sets forth specific standards for assessing the value of active solar energy equipment and installations when determining property taxes. This includes guidance on what constitutes an active solar energy system and how its value should be incorporated into the assessment.
  • Impact on assessment methodology: The measure may adapt or refine the factors used by assessors to determine the incremental value added by a solar energy system, potentially affecting how depreciation, lifecycle, and remaining value are treated in the tax roll.
  • Consistency with existing law: SB 1329 seeks to align solar-related valuation with California’s broader property tax statutes, ensuring uniform treatment across different counties and assessors.
  • Exclusions or inclusions: The bill would specify which components of solar energy installations are taxable as part of the real property, and may identify any exemptions or adjustments applicable to active solar systems under current law.

Note: The available action history indicates standard legislative processing (referrals, committee hearings, amendments, and approvals), culminating in passage on the Senate floor and referral to the Assembly. The precise text of the provisions (e.g., exact definitions, valuation formulas, and exemptions) is not provided in the summary you supplied, so the above highlights reflect the bill’s stated focus as “Real property tax: valuation: active solar energy system.”

Who or what would be affected

  • Property owners with active solar energy systems installed on real property within California, including residential, commercial, and industrial properties where such systems are used for energy generation.
  • County Assessors and Tax Departments responsible for determining and applying property tax valuations, who would implement the specified valuation approach for solar energy equipment.
  • Solar energy industry stakeholders and homeowners’ associations may be particularly interested in how assessments and resulting tax bills might change due to updated valuation practices.

Notable procedural and timeline aspects

  • The bill has progressed through the California Senate, including:
    • Introduction and first reading (February 2026) with referrals to committees.
    • Amendments and committee deliberations with “Do pass” recommendations (April–May 2026).
    • Passage on the Senate floor (May 27, 2026) with a vote recorded (Ayes 27, Noes 11).
    • Referral to the Assembly (May 27, 2026) and subsequent Committee on Revenue and Taxation referral for consideration.
  • The legislative history shows formal hearings, suspense file considerations, and multiple committee transfers, reflecting standard process for tax-related measures.

Potential impacts and considerations

  • Tax bill implications: Depending on the final statutory language, the valuation changes could raise or lower property taxes for some property owners with solar installations, or provide more precise alignment with the system’s capital investment and energy generation value.
  • Administrative implementation: Assessors may need additional guidance, training, or software adjustments to apply the new valuation criteria consistently across counties.
  • Policy balance: The bill aims to balance encouraging solar adoption with fair taxation, ensuring valuations reflect actual investment in active solar infrastructure without undermining tax revenue stability.

If you’d like, I can pull the bill’s exact text or provide a comparison with current law to highlight specific valuation formulas, exemptions, or definitional changes.

Compiled from official sources — confirm details with the bill’s official record.

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