The ANSI/ASHRAE/IES 90.1 Lighting Subcommittee has revised the structure for determining recommended lighting power density levels, for the first time aligning with the IES Handbook and Recommended Practices.
Codes + Standards
IECC 2018 Includes Significant Lighting Power and Control Changes
My contribution to the Lighting Controls Association website in July covered major control changes in the 2018 version of the International Energy Conservation Code (IECC), which was published in 2017.
ASHRAE/IES 90.1-2016 Named New National Energy Reference Standard
In February, the Department of Energy determined that ASHRAE/IES 90.1-2016 would increase energy savings, making it the new national energy reference standard. States have until February 2020 to adopt a commercial building energy code at least as stringent as 90.1-2016, or justify why they can’t comply.