WHEN TO CLAIM CREDIT FOR SOLAR ENERGY PANELS

[ANDYROBIN1981]

I SIGNED A CONTRACT FOR SOLAR PANEL INSTALLATION IN NOVEMBER OF 2020.  THE SYSTEM WAS INSTALLED ON APRIL 1, 2021. IT WAS PRODUCING ELECTRICITY ON APRIL 22, 2021.  CAN I CLAIM THE ENERGY CREDIT FOR THE TAX YEAR 2020 OR DO I NEED TO WAIT UNTIL TAX YEAR 2021?

[Critter-3]

2021 ... the year the solar was installed and operational