The Zhaga Consortium recently announced publication of Version 2.0 of its Book 18 specifications for the mechanical, electrical, and communication interfaces between luminaires and sensors and/or communication modules.
Codes + Standards
Lighting Controls Association on the ASHRAE/IES 90.1-2019 Energy Standard
My contribution to the Lighting Controls Association in December provides a summary of the new ANSI/ASHRAE/IES 90.1 energy standard, which is used by a model energy code by some jurisdictions while also serving as an alternate compliance path for the IECC.
MD-SIG to Merge with Zhaga Consortium
Zhaga and MD-SIG recently announced that they have agreed to align their efforts and to proceed as a single organization under the Zhaga Consortium. Zhaga members have access to the former MD-SIG specifications as part of their Zhaga membership.