Washington State Energy Benchmarking & Building Performance Requirements

The State of Washington has the following energy benchmarking laws and building performance standards for various large properties.

Fast facts:

  • June 1st annually starting 2026

  • Compliance and reporting for Tier 1 buildings begins June 2026 for buildings greater than 220,000 sq. ft. See below for the detailed Tier 1 reporting schedule.

  • Additional requirements:

    • Energy Management Plan

    • Building Performance Standard Requirement

Details

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