OK Corporation Commission/PSTD
Four exams are available to meet the requirements for licensure through the Petroleum Storage Division at the Oklahoma Corporation Commission:
• Environmental Consultant
• Aboveground Storage Tank
• Underground Storage Tank Installation
• Underground Storage Tank Removal
$100.00 per test
- Register for an exam at a test site.
- Register for an exam with an online proctor.
NOTE: Please allow 2 business days to process your registration.
For information on the online proctoring process, please review the following videos:
- Printed copy of the cover letter on official letterhead & Approval to Test letter (no longer on security paper)
- Valid, current photo ID issued by a government entity within the U.S.
- Calculator and/or scratch paper