sentences:  The bill failed to pass in 2017 due largely to opposition from some organized labor and energy companies.In 2018, the bill passed both houses of the California State Legislature and was signed into law by Governor Jerry Brown on September 10.In 2012, De León's SB 535 was signed into law, requiring the California Air Resources Board to spend at least 25 percent of cap-and-trade revenue to benefit low-income communities across California that are disproportionately impacted by pollution.