"Pipeline Safety: Expanding the Use of Excess Flow Valves in Gas Distribution Systems to Applications Other Than Single-Family Residences" – Docket Number PHMSA-2011-0009
"Pipeline Safety: Operator Qualification, Cost Recovery, Accident and Incident Notification, and Other Pipeline Safety Proposed Changes" – Docket Number PHMSA-2013-0163
"Pipeline Safety: Safety of Gas Transmission Pipelines" – Docket Number PHMSA-2011-0023
"Pipeline Safety: Safety of On-Shore Liquid Hazardous Pipelines" – Docket Number PHMSA-2010-0229