April 15, 2020: IEEE Std 1547a-2020, the Amendment to IEEE Std 1547-2018 to provide more flexibility for adoption of abnormal operating performance Category III, has been published by the IEEE Standards Association after an eight-month long project period. More information is available on this website here.

A timeline for the expected rollout of IEEE Std 1547™-2018 compliant DER is available on this website here.