His office could not immediately confirm that Cuomo will sign the bill into law. Since taking office in January 2011, he has championed renewable energy development, most notably with the NY-Sun Incentive Program.

To take advantage of the 15-year exemption, owners of apartment buildings and homes would need to install qualified renewable energy systems.

Given the potential revenue loss, the bill does allow local and county governments to waive the exemption at their discretion.