Whether you need a Irvine solar pv / battery storage permit depends on what is actually changing, not just the project name. Use the questions below to identify the parts of the scope that commonly matter, then confirm the current rule with the City before work begins.
Residential solar photovoltaic and battery-storage projects can involve electrical service capacity, one-line diagrams, equipment listings, mounting/location details, current online permit questions, and installer declarations. Solar-only, battery-only, and combined projects may follow different City routing.
A repair can be treated differently from replacement, relocation, alteration or new installation. The safest path is to define the work precisely and confirm the current requirement with Irvine before beginning regulated work.
It depends on the exact work. Repair, replacement, alteration and new installation can be treated differently, and the City is the authority on the current requirement.
Confirm the current requirement with the City first. Starting regulated work before the required approval can create avoidable correction, inspection or documentation problems.