Okla. Stat. tit. 82, § 82-1085.4
Fixing of fees - Schedule
The Oklahoma Water Resources Board shall prepare and charge a
schedule of reasonable fees for services rendered. The fee for the
annual groundwater permit administration for the submittal of water
use reports shall not exceed Twenty-five Dollars ($25.00) per
permit. The Board may assess a late fee not to exceed Twenty-five
Dollars ($25.00) for annual groundwater use reports filed after the
due date.