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2028 Cycle Timeline and Key Milestones

Statewide CASE Team Milestones

 

Milestone  (*denotes CEC milestone)Tentative Dates
Measure identification and selectionMarch, 2024 – March, 2025
CEC Updates Weather Files and Develops 2028 TDV*TBD
Research version of CBECC with 2028 TDV and weather files available*TBD
Welcome WebinarsJanuary 2025
First Round of Utility-Sponsored Stakeholder MeetingsSeptember 2025 – October 2025
Second Round of Utility-Sponsored Stakeholder MeetingsJanuary – February, 2026
Utilities Submit Draft CASE Reports to CEC and Publish for ReviewDecember 2025 March 2026 
CEC-Hosted Pre-Rulemaking WorkshopsAugust 2025 July 2026
Utilities Submit Final CASE Reports to CEC and Publish for ReviewAprilJune 2026 
Express Term ReviewTBD
45-Day Express Terms ReviewQ1 2027
15-Day Express Term ReviewQ1Q2 2027
2028 Title 24, Part 6 Adopted*May 2027
2028 Title 24, Part 11 (CALGreen) Adopted*May 2027
California Building Standards Commission (CBSC) Approval of the 2028 Energy Code  Q4 2027 
CASE Study Results Reports Complete  Q4 2027 
2028 Compliance Manuals and ACM Reference Manuals Approved*January – December 2028 
2028 Compliance Software Available to Public*January – December 2028
2028 Standards Effective*January 1, 2029

Get Email Updates

The Statewide Codes and Standards Enhancement (CASE) Team periodically distributes email notifications that promote upcoming meetings, provide materials from past meetings, and update stakeholders on the progression of the California Energy Commission (CEC)’s rulemaking process. You can choose to receive measure-specific and/or general updates on these topics depending on your needs.

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