Guides

Daylight Harvesting for Commercial Buildings

Daylight Harvesting for Commercial Buildings for 2019 Building Energy Efficiency Standards
04/13/2021

CLTC is excited to announce an update to the Daylight Harvesting for Commercial Buildings publication!  This in-depth tool provides guidance towards meeting and exceeding California's 2019 Energy Code for daylight harvesting.

Daylight design guidance and associated Energy Code are provided in an easy to read, side-by-side layout, organized into sections for each building-related discipline that impacts daylight performance from building siting, through architectural and interior design, to construction, commissioning and operation. 

Nonresidential Lighting & Electrical Power Distribution Guide for 2019 Building Energy Efficiency Standards

04/07/2020

The California Lighting Technology Center’s Nonresidential Lighting and Electrical Power Distribution Guide assists builders and lighting industry professionals in navigating the nonresidential lighting and electrical power distribution portions of California’s Building Energy Efficiency Standards (Title 24, Part 6 or Energy Code). The 2019 iteration of the Energy Code took effect on January 1, 2020. 

Residential Lighting Guide for 2019 Building Energy Efficiency Standards

03/25/2020

The California Lighting Technology Center’s Residential Lighting Guide assists builders and lighting industry professionals in navigating the residential lighting portion of California’s Building Energy Efficiency Standards (Title 24, Part 6 or Energy Code). The 2019 iteration of the Energy Code took effect on January 1, 2020. 

Nonresidential Lighting and Electrical Power Distribution Guide for 2016 Building Energy Efficiency Standards

Nonresidential Lighting and Electrical Power Distribution Guide for 2016 Building Energy Efficiency Standards
03/13/2017

The California Lighting Technology Center’s 2016 Nonresidential Lighting and Electrical Power Distribution Guide assists builders and lighting industry professionals in navigating the nonresidential lighting portion of California’s Building Energy Efficiency Standards (Title 24, Part 6). California's new nonresidential Building Energy Efficiency Standards took effect on January 1, 2017.

Lighting Fact Sheets for 2016 Building Energy Efficiency Standards

02/23/2017

The California Lighting Technology Center has developed a series of fact sheets designed to raise awareness of the 2016 Building Energy Efficiency Standards, which took effect on January 1, 2017. These materials are intended to increase knowledge and implementation of code-compliant lighting for California’s residential and non-residential buildings. 

Available fact sheets focus on key areas of the Energy Standards including:

Residential Lighting Guide for 2016 Building Energy Efficiency Standards

Residential Lighting Guide for 2016 Building Energy Efficiency Standards
11/18/2016

The California Lighting Technology Center’s 2016 Residential Lighting Guide assists builders and lighting industry professionals in navigating the residential lighting portion of California’s Building Energy Efficiency Standards (Title 24, Part 6). California's new residential Building Energy Efficiency Standards take effect on January 1, 2017.

Lighting Appliance Efficiency Regulations: What's New in the Title 20 Code?

Lighting Appliance Efficiency Regulations: What's New in the Title 20 Code?

The California Energy Commission adopted new standards updating the Appliance Efficiency Regulations (Title 20) for lighting appliances. Updates rolled out in two tiers with Tier 1 effective January 1, 2018 and Tier 2 effective July 1, 2019. Notably, this update added standards for small-diameter directional lamps. The updated regulations incorporate elements of lighting product quality for both general service LED lamps and small-diameter directional lamps in addition to the traditional lighting appliance efficiency standards previously included in the regulations.

Nonresidential Lighting: What's New in the 2016 Title 24, Part 6 Code?

Nonresidential Lighting: What's New in the 2016 Title 24, Part 6 Code?
02/08/2016

California's new nonresidential Building Energy Efficiency Standards take effect on January 1, 2017. The 2016 Standards focus on several key areas to improve the energy efficiency of newly constructed buildings, additions and alterations to existing buildings. California's Standards now align with ASHRAE 90.1 2013 standards and include more stringent lighting power density limits for many indoor and outdoor spaces. Updates enhance and simplify many aspects of the 2013 requirements including indoor lighting control requirements for new construction and alterations.

Residential Lighting: What's New in the 2016 Title 24, Part 6 Code?

Residential Lighting: What's New in the 2016 Code?
02/08/2016

California's new residential Building Energy Efficiency Standards take effect on January 1, 2017. The 2016 Standards focus on several key areas to improve the energy efficiency of newly constructed buildings, additions and alterations to existing buildings. The most significant efficiency improvements address attics, walls, water heating and lighting. The California Energy Commission estimates that the 2016 standards will deliver approximately 281 gigawatt-hours of electricity savings annually and reduce statewide greenhouse gas emissions by 160,000 metric tons.

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