The PUC sets the rates for customers, so it's not automatic that PG&E can pass through the costs. Presumably, if the PUC doesn't approve a rate increase, PG&E

The PUC sets the rates for customers, so it's not automatic that PG&E can pass through the costs. Presumably, if the PUC doesn't approve a rate increase, PG&E would need to cut costs some where (exec salaries, layoffs, etc).