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Oak Ridge National Laboratory Review of PHMSA's Pipeline Special Permit Process

In response to a July 2021 Government Accountability Office report entitled "Information on Keystone Accidents and DOT Oversight," PHMSA selected the Department of Energy’s Oak Ridge National Laboratories to conduct an assessment of various components of PHMSA's pipeline special permit program.

See the report for a full description of its findings, suggested improvements, and PHMSA's actions.

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Last updated: Friday, October 27, 2023