California Codes > Public Resources Code > Division 3 California Codes > Public Resources Code > Division 3 – Oil and Gas Current as of: 2022 | Check for updates | Other versions Chapter 1 Oil and Gas Conservation Chapter 1.5 Used Oil Collection Demonstration Program Chapter 2 Wasting of Natural Gas Chapter 3 Spacing of Wells and Community Leases Chapter 3.5 Unit Operation Chapter 4 Geothermal Resources Chapter 5 Oil Sumps Chapter 6 Disposition of Geothermal Revenues Chapter 7 Methane Gas Hazards Reduction