Okla. Admin. Code § 165:26-1-41
PSTD requires owners and/or operators of aboveground storage tank systems to provide information it deems necessary for the protection of human health, the environment and to assure the safety of people and property. Owners and operators must notify PSTD within thirty (30) days when their mailing address changes or when the status of the aboveground storage tank system changes. Use of the designated PSTD online format is required for reporting, scheduling, tank registration, change in ownership, thirty (30) day release detection, testing, temporary change in service, permanent closure, or return to service. Owners and operators of aboveground storage tanks must notify PSTD at least thirty (30) days prior to switching regulated substances containing greater than ten percent (10%) ethanol or twenty percent (20%) biodiesel in the online format established by PSTD. Required release detection forms are available on the Commission website. Failure to notify and/or submit PSTD paperwork in the online format established by PSTD within the timeframe required may result in an enforcement action.
Okla. Admin. Code § 165:26-1-41