Relating to natural gas pipelines.

Authorizes Public Utility Commission to initiate proceeding to increase certainty concerning cost recovery for actions taken by natural gas utilities to reduce hazardous leaks and nonhazardous fugitive emissions from natural gas utility's gas pipeline system in this state. Authorizes natural gas utility to file for cost recovery for such actions. Requires natural gas utility to annually report to Public Utility Commission on environmental and economic performance of natural gas utility's gas pipeline system in this state. Requires commission to annually publish report, in aggregated form for all natural gas utilities, on known leaks from natural gas pipeline systems in this state.