- (a) A solid waste is a hazardous waste if it is listed in Sections R315-261-30 through R315-261-35, unless it has been excluded from this list under Sections R315-260-20 and R315-261-22.
- (b) The Board shall show the basis for listing the classes or types of wastes listed in Sections R315-261-30 through R315-261-35 by using one or more of the Hazard Codes listed in Subsections R315-261-30(b)(1) through R315-261-30(b)(6):
- (1) Ignitable Waste: (I)
- (2) Corrosive Waste: (C)
- (3) Reactive Waste: (R)
- (4) Toxicity Characteristic Waste: (E)
- (5) Acute Hazardous Waste: (H)
(6) Toxic Waste: (T)
- (c) Each hazardous waste listed in Sections R315-261-30 through R315-261-35 is assigned an EPA Hazardous Waste Number that precedes the name of the waste. This number shall be used in complying with the notification requirements of Section 3010 of the RCRA and certain recordkeeping and reporting requirements under Rules R315-262 through R315-265, R315-268, and R315-270.
- (d) The following hazardous wastes listed in Section R315-261-31 are subject to the generator category limits for acutely hazardous wastes established in Table 1 of Section R315-262-13: EPA Hazardous Wastes Nos. F020, F021, F022, F023, F026 and F027.
Appendix VII identifies the constituent that caused the Board to list the waste as a Toxicity Characteristic Waste or Toxic Waste in Sections R315-261-31 and R315-261-32.
KEY: hazardous waste
Date of Last Change: November 17, 2025
Notice of Continuation: December 11, 2025
Authorizing, and Implemented or Interpreted Law: 19-6-105; 19-6-106