Railroad Commission certified individuals: Enter your last name and the last four digits of your Social Security number to review your LPG, CNG or LNG certification status and your training/continuing education due date, if applicable.

Last Name

SSN (last four digits only)

Railroad Commission licensed companies: Enter your company's Railroad Commission license number and passcode. Then check one or both boxes to view a list of (1) your company's RRC-certified employees and their training/CE due dates, if applicable, and/or (2) your company's RRC-registered trucks and their due dates for cargo-tank testing and Railroad Commission inspection.

Company License Number (include leading zeroes)

Company Passcode

 Certification and Training/CE due dates.

 Truck test and inspection due dates.


alternative energy division.