In this task, you are given a summary for US Congressional and California state bill, your task is to generate a Title for this bill. The preferred titles are under forty words and mention the purpose of the bill.
Q: This bill directs the Department of Energy to establish a pilot program to award grants, through FY2020, to nonprofit organizations for retrofitting their buildings with energy-efficiency improvements. This bill amends the Energy Independence and Security Act of 2007 to offset the costs of the grants by decreasing the amount of appropriations authorized for the Zero Net Energy Commercial Buildings Initiative in FY2016.
A:
To require the Secretary of Energy to establish an energy efficiency retrofit pilot program.