If it is an attached garage then most definitely. And if it is a detached
garage the answer is still yes, the only question is how far away from the
homes meter or main circuit breaker panel is the structure. The only
limiting factors is the ability to run an underground conduit with wires to
carry the electricity your new photovoltaic system makes back to your
electric meter or main circuit breaker panel. In fact we can mount PV
solar panels on a home’s roof, a garage, a barn, out buildings of any
type, a trellis, and even the open field.