Rulemakingcurrent
PHMSA-2013-0253
Morris & Ward Rulemaking Petition for New-Design Programmable Logic Computers
Current as of source date
PHMSA-2013-0253
require the installation of new-design programmable logic computers in the control systems of oil and gas pipeline
This material provides agency context. It does not replace binding regulatory text, and its legal effect depends on the underlying authority and facts.