Under Cuomo, the state had set a similar target that was not legally binding as part his administration’s 2015 energy plan.

“By mandating a Clean Energy Standard, we ensure that this goal is converted from aspirational to actionable,” Cuomo wrote in a letter to Audrey Zibelman, chief executive of the New York State Public Service Commission.

He directed Zibelman to have a version of the CES ready to present for public comment at the PSC by June 2016.

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