1. (a) Class I. Facilities that compost Type 1 feedstock, including yard waste composting facilities.
2. (b) Class II. Facilities that compost Type 2 feedstock and may include Type 1 feedstock. These facilities receive less than one hundred (100) tons, or two hundred (200) cubic yards, of material per year.
3. (c) Class III. Facilities that compost Type 3 feedstock and facilities that receive greater than or equal to one hundred (100) tons, or two hundred (200) cubic yards, of Type 1 and Type 2 feedstock per year.
4. (d) Class IV. Facilities that compost Type 4 feedstock and may include Type 1, Type 2 and Type 3 feedstock.
5. (e) Special events composting. A composting facility may be approved to compost a variety of feedstock types from special community collection events for a limited period of time under an approved plan or permit.

Added at 34 Ok Reg 1199, eff 9-15-17