After more than a decade of drafting and editing, California is poised to finally update its wetlands regulations this spring. The effort, which began after a pair of Supreme Court decisions limited federal wetlands protections, could be finalized just in time to insulate the state from a Trump administration proposal restricting which wetlands and waterways are protected by the Clean Water Act. California State Water Resources Control Board Chief Deputy Director Jonathan Bishop said the administration’s Waters of the U.S., or WOTUS, rule “has little to do with our process.”