Washington State Sales Tax Exemption for Energy Efficiency

Washington State Department of Revenue

Available Energy Assistance

About This Program

State sales tax exemption for purchases of qualifying residential energy-efficient equipment, including solar panels, heat pumps, and other renewable energy systems. Exemption applies at point of sale.

Sales tax savings on qualifying energy-efficient equipment purchases

Key Details

  • Sales tax exemption on energy equipment
  • Solar panels, heat pumps, efficient systems
  • Applied at point of sale
  • Available to all Washington homeowners
  • Reduces upfront installation costs

How to Apply

Deadline: Ongoing tax exemption

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