California's top insurance regulator says he will approve an emergency request from State Farm to raise home insurance rates for roughly a million customers if the company can justify the hike at a public hearing.

It’s unclear how much premiums could go up in the Bay Area or which parts of the region would see the largest rate hikes. Statewide, the insurer covers roughly 15% of homes, totaling more than 1

The approval comes months after devastating wildfires, and will add an average $600 a year to homeowners’ bills.

California’s insurance commissioner said his approval was conditioned on State Farm justifying its need for the increase by bringing data to a public hearing on April 8.

Consumer Watchdog, a consumer advocacy group that opposed State Farm’s request, said the 22% increase could equate to an additional $600 annually for homeowners.