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Section 120.8

California Energy Code (Title 24, Part 6) · 2022 edition · updated 2026-09-12 · California

CBSC: official editions, supplements and errata

NONRESIDENTIAL BUILDING COMMISSIONING

Nonresidential buildings other than healthcare facilities, with conditioned space of 10,000 square feet or more, shall comply with the applicable requirements of Sections 120.8(a) through 120.8(i) in the building design and construction processes. All building systems and components covered by Sections 110.0, 120.0, 130.0, and 140.0 shall be included in the scope of the commissioning requirements in this Section, excluding those related solely to covered processes.

Nonresidential buildings other than healthcare facilities, with conditioned space of less than 10,000 square feet shall comply with the design review requirements specified in Sections 120.8(d), and shall include any measures or requirements necessary for completing this review in the construction documents in a manner consistent with Section 120.8(e).

Healthcare facilities shall instead comply with the applicable requirements of Chapter 7 of the California Administra- tive Code (Title 24, Part 1).

NOTE: Nonresidential buildings include nonresidential spaces such as nonresidential function areas within hotel/ motel and high-rise residential buildings. The requirements of Section 120.8 apply based on the square footage of the nonresidential spaces.

The commissioning described in this Section is in addition to any commissioning required by Title 24, Part 11, Section 5.410.2, 5.410.4 and subsections.

(a) Summary of commissioning requirements. Commissioning shall include completion of the following items:

  1. Owner’s or owner representative’s project requirements;

  2. Basis of design;

  3. Design phase design review;

  4. Commissioning measures shown in the construction documents;

  5. Commissioning plan;

  6. Functional performance testing;

  7. Documentation and training; and

  8. Commissioning report. (b) Owner’s or Owner Representative’s Project Requirements (OPR). The energy-related expectations and requirements of the building shall be documented before the design phase of the project begins. This documentation shall include the following:

  9. Energy efficiency goals;

  10. Ventilation requirements;

  11. Project documentation requirements, including facility functions, hours of operation, and need for after-hours operation;

  12. Equipment and systems expectations; and

  13. Building envelope performance expectations.

92 2022 CALIFORNIA ENERGY CODE

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NONRESIDENTIAL, HOTEL/MOTEL OCCUPANCIES, AND COVERED PROCESSES—MANDATORY REQUIREMENTS

(i) Commissioning report. A complete report of commissioning process activities undertaken through the design, construction and reporting recommendations for postconstruction phases of the building project shall be completed and provided to the owner or owner’s representative.

Note: Authority: Sections 25213, 25218, 25218.5, 25402 and 25402.1, Public Resources Code . Reference: Sections 25007, 25008, 25218.5, 25310, 25402, 25402.1, 25402.4, 25402.5, 25402.8, and 25943, Public Resources Code.

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