Law360, New York ( May 20, 2015, 11:45 AM EDT) -- On April 1, 2015, California Gov. Jerry Brown issued a landmark executive order mandating water cutbacks for urban residents to address the state's historic drought.[1] Gov. Brown directed the State Water Resources Control Board to impose restrictions to achieve a statewide 25 percent reduction in potable urban water usage as compared to the amount used in 2013, and to work with state agencies and water suppliers to facilitate the adoption of rate structures and pricing mechanisms to promote water conservation. On May 5, 2015, the state water board adopted an emergency regulation for statewide urban water conservation.[2] The emergency regulation includes the promotion of tiered pricing structures to encourage conservation.[3]...