The Railroad Commission of Texas will be closed Wednesday, Nov. 22 through Friday, Nov. 24 in observance of Thanksgiving. The RRC will reopen for regular business Monday morning, Nov. 27. We wish everyone a safe and happy holiday.
Registration and Certification Search
Conduct a search for registered plumbers and air conditioning and refrigeration (ACR) contractors, certified individuals and registered transport units
The search features on this webpage were formerly available at Texaspropane.org.
Use the following PDF documents and Excel spreadsheets to:
verify registered Master and Journeyman plumbers or ACR contractors;
verify certified individuals;
determine continuing education due dates for certified individuals; and
determine when inspections are due for transport units registered with the Railroad Commission of Texas.
You may use the find feature in either Adobe (PDF) or Excel (spreadsheet) to locate a specific person, company or transport unit. The find feature in Adobe can be opened using Ctrl + F or through the Edit menu. The find feature in Excel can be opened using Ctrl + F or through the Home menu.
Master and Journeyman Plumbers and ACR Contractors:PDF or Excel