NBI Event: Flipping the Switch – Helping Schools Achieve Clean Energy Goals Session 1
- Online
Discover how school districts are leading electrification with electric kitchens, EV buses, and clean energy. Join this interactive session to learn, connect, and spark your own school’s transformation.
More InfoI-REN C&S Training: 2025 Code Series: Nonresidential Implementation
This course will focus on the Non-residential sections of the Title 24 Energy Standards, highlighting changes of the 2025 code cycle that take effect Jan. 1, 2026. We’ll share best practices for implementation of the energy code, particularly building electrification, healthier indoor air quality and improved resiliency, targeted for the Inland region. This session will be simulcast in Spanish.
More InfoNet Zero Conference
- Los Angeles Convention Center, South Hall
This is the 12th annual convening of climate leaders to re-envision the built environment and inspire a net zero future.
More InfoClean Mobility Forum
- DoubleTree by Hilton Hotel, downtown Fresno
The Clean Mobility Forum, funded by the California Air Resources Board and the California Energy Commission, is a one-day in-person event focused on shared mobility and clean transportation where you can network and connect with like-minded peers, create partnerships, and problem-solve in a supportive, community environment.
More Info2025 Electric Program Investment Charge (EPIC) Symposium
- Hybrid: Virtual or In-Person (California Natural Resources Agency building, Sacramento)
The California Energy Commission, in collaboration with the Pacific Gas and Electric Company, Southern California Edison Company, and San Diego Gas & Electric Company will host the 11th annual Electric Program Investment Charge (EPIC) Symposium. The symposium will feature panel discussions with clean energy leaders, policy makers, researchers, and entrepreneurs focused on energy equity and affordability, battery safety, next-generation vehicle charging, large building decarbonization, and more!
More InfoI-REN C&S Forum: Resiliency in a Changing Energy Landscape
- Online
Join I-REN on Tuesday, October 7, from 9:00AM-11:00AM, for its Fall 2025 Forum, focused on resiliency in a changing energy landscape. Four speakers, representing both government and private sectors, will discuss current and upcoming changes to the building energy space in California. These include existing methods that can be implemented to increase building efficiency and occupant comfort and safety during stresses such as extreme heat. I-REN’s resources to support these efforts will also be discussed.
More InfoBayREN C&S Training: Solar Photovoltaic and Battery Storage Systems
- Online
This course will cover solar photovoltaic (PV) and battery storage system requirements for all building types. Both 2022 Energy Code and equipment requirements will be discussed, along with a preview of expected changes in the 2025 Energy Code. The training will also provide an overview of requirements for verifying code compliance for PV and battery systems.
More InfoLos Angeles Business Council’s 19th Annual Sustainability Summit
- University of Southern California, Town & Gown Los Angeles
In the wake of the recent wildfires in Los Angeles County, the Summit will focus on how we can rebuild and plan a stronger, more sustainable, and climate-ready Los Angeles.
More InfoSustain SoCal: 16th Annual Energy Event Energy in Perspective
- UCI Beall Applied Innovation UC-Irvine, Irvine CA
This year’s program will take a comprehensive look at the challenges and opportunities in delivering clean, reliable, and affordable energy—both today and into the future.
More InfoConverge San Diego
- UC San Diego Park & Market. 1100 Market St, San Diego, CA
Converge San Diego invites architects, designers, planners, engineers, policymakers, students, and sustainability advocates to come together and explore how the power of design can address today’s most urgent challenges. From climate resilience and housing equity to community health and adaptive infrastructure.
More InfoHeat Pump Water Heater Day 2025
- Online
Join New Buildings Institute for the fourth annual Heat Pump Water Heater Day, a day dedicated to heat pump water heater (HPWH) education and awareness on residential and commercial heat pump water heaters. On Heat Pump Water Heater Day, connect with advocates, manufacturers, installers, homebuilders, and HPWH owners to showcase ENERGY STAR certified HPWHs and the ways they help us increase energy efficiency and fight climate change.
More InfoI-REN C&S Training: 2025 Code Series: CALGreen
- Online
This course focuses on Title 24, Part 11, the California Green Building Standards, incorporating the 2025 code changes that take effect January 1, 2026. We’ll review background of the code, the logistics of implementation and the specific requirements for residential and non-residential construction. The session will be simulcast in Spanish.
More InfoTitle 24 Stakeholders: Nonresidential Water Heating, HVAC, Envelope, Utility-Sponsored Stakeholder Meeting
These webinars provide an opportunity to collaborate on cost-effective proposals to update the California Energy Code and improve energy efficiency and system performance in California buildings. The October 23rd meeting will cover the following proposed CASE reports: Water Heating: ECM Circulator Pump with Controls Water Heating: Require return to primary configuration Water Heating: Unitary HP/ER hybrid heaters HVAC Fault Detection and Diagnosis (FDD)
More Info3C-REN: Renewable Energy, Energy Storage and Resiliency
- CEC’s Environmental Hub 1219 State Street Santa Barbara, CA
Enjoy food, drinks, and great company at the last event in 3C-REN's High-Performance Happy Hour Series! Whether you’re a homeowner, architect, or simply curious about electrification, join them to learn how renewable energy and storage are shaping the building decarbonization landscape.
More InfoTitle 24 Stakeholders: Nonresidential Covered Processes, Envelope, HPWH Utility-Sponsored Stakeholder Meeting
- Online
These webinars provide an opportunity to collaborate on cost-effective proposals to update the California Energy Code and improve energy efficiency and system performance in California buildings. The October 29th meeting will cover the following proposed CASE reports: Process Steam: Flash Steam Reduction and Recovery Process Steam: Condensate Return Compressed Air: Air Drying Modify existing chiller/boiler requirements to account for AWHP/WWHP AWHP Compliance Pathways and Requirements (glycol concentration only) Update AWHP Requirements
More InfoPast Events
2nd Global Summit on Climate Change & Environmental Sustainability
- Sonesta Los Angeles Airport Los Angeles
Engage with trailblazers, scientists, and change-makers in exploring innovations and holistic approaches that drive global sustainability. Through dynamic sessions and collaborative dialogues, acquire fresh insights and actionable strategies toward a balanced and resilient future.
More InfoI-REN Training: Zero Net Carbon Design Series
I-REN is partnering with the Inland and Desert chapters of the American Insitute of Architects (AIA) to offer a no-cost, five-part series on Zero Net Carbon Design (ZNCD). Five one-hour courses will take place over two days: Wednesday September 17: 12:00 pm -2:30 pm Thursday, September 18 - 12:00pm - 2:30pm This no cost, virtual training opportunity covers the following topics: Introduction to All-Electric Zero Net Energy Buildings, ZNCD through Passive House Principles, Water Efficiency for ZNCD, Materials Choices for Lowering Embodied Carbon, and ZNCD Residential Remodels.
More InfoBayREN Forum: Resilient Municipal Facilities: Examples, Resources, and Lessons Learned
- 375 Beale Street San Francisco, CA 94105
Join BayREN for a special in-person, interactive Forum focused on enhancing the energy efficiency and resilience of municipal buildings. California is experiencing more frequent extreme weather events and natural disasters that can cause grid instability and increase the vulnerability of residents. To proactively address these issues, cities and counties are exploring integrated solutions such as energy efficiency and electrification upgrades, solar and battery storage, microgrids, and resilience hubs. These efforts aim to keep municipal facilities operational during outages, reduce greenhouse gas emissions, and provide safe spaces for community members during these extreme events. This in-person Forum is free and open to all. Breakfast and coffee will be provided.
More InfoET Summit 2025
- Online
The ET Summit is the Energy Transition Coordinating Council’s premier event for industry stakeholders in the utility customer technologies sector. In 2025, the ET Summit is a two-day online experience. Join your colleagues and meet and connect with entrepreneurs, technologists, policy makers, utilities, and other leaders while we accelerate the transition to clean energy, together.
More InfoCalWEP Fall Plenary
- Los Angeles Department of Water & Power Los Angeles, CA
This free event brings together water efficiency professionals from across California to connect, collaborate, and stay informed on the latest developments in the field.
More InfoBuilding Electric-Efficient Tiny Homes: Smarter, Smaller, Sustainable
- Online
This New Buildings Institute webinar explores how to build all-electric, energy-efficient tiny homes that meet modern performance standards while working within common limitations, that include working with 50-amp panels and very compact footprints.
More InfoBuilding The Future: High Performance Construction in California
- Online
Join 3C-REN and Emu Passive for a panel discussion with experienced Passive House Builders, and learn how to lay out successful strategies for cost-effective, high performance projects. The session will include discussions about priorities, challenges, and opportunities for different types of projects: commercial and multifamily, as well as single family, ADUs, and retrofits.
More InfoI-REN C&S Training: 2025 Code Series: Deep Dive on What's New: Multifamily
This online live event summarizes the new and revised requirements in the 2025 California Building Energy Efficiency Standards (Title 24, Part 6 or Energy Code) for multifamily buildings, and directs participants to informational resources and training that provide more in-depth information on the Energy Code. Held in partnership with Energy Code Ace.
More InfoWater Solutions 10
- UCI Beall Applied Innovation @ the Cove 5270 California Ave, # 100, Irvine, CA
Join Sustain SoCal on Tuesday, August 26th to celebrate a decade of solutions in water recycling, reuse, anti-contamination efforts, infrastructure development, technology, and more!
More InfoElectrical Upgrade Alternatives for Building Retrofits
- Webinar
This class, offered by BayREN and SVCE, will focus on an overview of service upgrades for electrification retrofits. Assessment approaches, such as NEC methods and peak demand, will be discussed, along with strategies to reduce load.
More InfoMicrogrids for a Resilient Renewable Future
- Webinar
Join New Buildings Institute for an engaging webinar on how microgrids play a key role in modernizing the power grid, accelerating the transition to renewable energy, and strengthening community resilience.
More Info3C-REN: CALGreen Code – 2025 Update
- Webinar
This course focuses on Title 24, Part 11, the California Green Building Standards, incorporating the 2025 code changes that take effect January 1, 2026. The presenters will review the background of the code, the logistics of implementation and the specific requirements for residential and non-residential construction.
More InfoExisting Building Reach Codes Working Group: Implementation and Enforcement
- Hybrid: In-Person: Room 101, 455 County Center, Redwood City Virtual: Zoom
Please join San Mateo County, Rincon Consultants, and TRC on Thursday, July 31 at 11am for a working group for building officials, contractors, and city staff. During this working group and webinar, TRC will facilitate a workshop on compliance strategies for three new policy options for existing buildings: • AC to Heat Pump: A policy focused on air conditioning unit replacement. Homeowners choose either to replace an AC unit with a heat pump or an AC unit alongside efficiency measures. • Electric Readiness: A policy that adds wiring near gas appliances during renovations. This allows homeowners to easily electrify gas equipment in the future • Single Family FlexPath: A policy that requires a set of efficiency improvements during substantial renovations. Homeowners choose the efficiency improvements from a menu of options. In-Person registration: https://docs.google.com/forms/d/e/1FAIpQLSeKhsby3iwTNjjQQLskNfykx-efTOGzJxV_Kpx0oii4K3jkKg/viewform?usp=header Virtual registration: https://us06web.zoom.us/webinar/register/WN_4Abarqk0RlWcYp1VwZ_e1Q
More InfoNonresidential Alterations Cost-Effectiveness Study Webinar
- Online
The Statewide Local Energy Codes team will present the results of the cost-effectiveness study documenting cost-effective reach code options that exceed the minimum requirements of the 2025 Building Energy Efficiency Standards for alterations to existing nonresidential buildings.
More InfoSingle-Family AC to Heat Pump Replacement Cost-Effectiveness Study
- Webinar
Statewide Local Energy Codes team presents the results of the cost-effectiveness study for an ordinance encouraging single family homeowners to install a heat pump when replacing an existing air conditioner. The team will provide an overview of the study, measure specifications and cost and savings impacts.
More Info2024 Updates to the 2022 Single Family Retrofits Cost-Effectiveness Study
- Webinar
The Statewide Local Energy Codes team presents the results of the 2024 updates to the Single Family Retrofit Cost-Effectiveness Study. Attendees will learn about the most recent cost-effectiveness analyses, both from the published report and from the updated data in the free online Cost-Effectiveness Explorer tool.
More InfoSimplified Flexible Path Policymaking with the Cost-Effectiveness Explorer
- Webinar
The Cost-Effectiveness Explorer team will present new capabilities in the free online tool that local jurisdiction staff can use to craft effective flexible path measures more easily.
More InfoResults from the 2022 Multifamily New Construction Cost-Effectiveness Study
- Webinar
This webinar will present the results from the most recent cost-effectiveness analysis for multifamily new construction, which supports the development of reach codes under the new 2022 Building Energy Efficiency Standards (effective 1/1/2023). The presenters will provide results for all packages studied across all 16 California Climate Zones (CZs).
More InfoReaching Beyond New Construction: A Panel Discussion
- Webinar
This is a panel discussion with local jurisdiction staff on existing building policy adoption. A collaboration between Building Decarbonization Coalition, BayREN, 3C-REN, California Climate & Energy Collaborative and the Statewide Reach Codes Program, this webinar is reserved for local jurisdiction staff.
More Info2025 Energy Code Cycle Stakeholder Meeting: Single Family and Multifamily
- Webinar
In this webinar, the Statewide CASE Team will introduce the audience to the Single Family and Multifamily measures that are being considered for the 2025 T24 energy code and seek to garner participation from new and existing stakeholders.
More InfoReach Codes Newcomers Webinar Series: Session 5
- Webinar
Session 5, Implementation: Monitoring reach code implementation, checklists and training, examples from specific jurisdictions, and more.
More InfoDesigning Local Policies with the Cost-Effectiveness Explorer
- Webinar
Launched in the fall of 2020 and used by 100+ local jurisdictions statewide, the Cost-Effectiveness Explorer now lets users create and visualize impacts from overarching policies at the local level. This webinar will walk through the free online tool to enable attendees a "hands-on" look at how to explore the new policy-building tools, and provide plenty of time for Q&A.
More InfoReach Codes Newcomers Webinar Series: Session 4
- Webinar
Session 4, Reach code ordinance options: Renewing existing reach codes, developing and adopting new reach codes for new and existing buildings, model ordinances, and more.
More InfoReach Codes Newcomers Webinar Series: Session 3
- Webinar
Session 3, Cost-effectiveness analyses: Introduction to terms, when an analysis is required, what makes a measure cost effective, types of inputs and considerations, how to obtain and use a cost-effectiveness analysis, energy code terms and metrics, and more.
More InfoReach Codes Newcomers Webinar Series: Session 2
- Webinar
Session 2, Reach code process & timing: The general steps of developing and drafting a reach code, including policy development, timing considerations, preparing for Council, and support resources to help you throughout the process.
More InfoReach Codes Newcomers Webinar Series: Session 1
- Webinar
Session 1, Introduction: The what and why of reach codes, including an overview of the process and timing, legal considerations, and more.
More InfoReach Codes Results: Residential Retrofits Cost-effectiveness Webinar
- Webinar - Online
Please join us for a presentation on the results of our newly-completed analysis of residential retrofit measures and measure packages. A preliminary cost-effectiveness study on existing residential building upgrades was published by the statewide Codes & Standards team in February 2020. At that time, the research team identified a range of additional options that merited further study. These include: Revisiting base case assumptions Exploring additional HVAC upgrade options Evaluating additional building envelope improvements Assessing lighting: luminaire replacements in addition to lamp replacements Evaluating electrification and electrification-ready measures at equipment change-out Considering the effectiveness of PV system installation when building an addition Requiring additional efficiency upgrades when installing PV Study authors will present their findings and answer participant questions on all the measures and measure packages analyzed.
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