CONTACTS Tier II Online questions or issues: Email Tier 2 OnlineOnce you've entered your Facility and Chemical data into Tier II Online: You should do a final review of your data before submitting to the State. You can view/print a PDF version of the report for easier review. Make sure your data is correct, complete, report year is accurate, etc. Then you can export your facility data as a .T2S file to submit to your State per their requirements. *** Submit your Tier II Information to the State of Oklahoma: *** Export T2S File from Tier II Online and then follow instructions to submit/upload that .zip file: https://www.deq.ok.gov/land-protection-division/chemical-reporting-and-preparedness/tier-ii/tier-ii-reporting/ |