A commercial applicator of pesticides who generates wastes in excess of the quantities listed in Appendix A of this Chapter in any given month or who accumulates wastes in excess of those quantities at any time is also a generator of controlled industrial waste and is subject to rules adopted by the Oklahoma Department of Environmental Quality. Storage of wastes for more than 90 days by the generator, disposal, or other activities, including treatment, requires a permit from the Department of Environmental Quality.
Okla. Admin. Code § 35:30-17-91