The state Assembly on Friday voted 44-27 to send the bill, AB1739, to Gov. Jerry Brown, whose administration has been shaping the rules. Two companion bills were sent to the Senate and were expected to win approval later in the day.
The Headworks Reservoir, a $220 million project to protect the water supply for years to come, is under construction in Burbank.
Officials say February’s rain storms pleasantly boosted the state’s water supply, but California remains in the throes of a drought.
Health officials have issued a do-not-drink order at a downtown Los Angeles hotel where a missing Canadian woman’s body was found in the rooftop water supply.
Water officials say recent storms have given California the best early-season water supply outlook in five years.