3745-34-50 Criteria and standards for class I injection wells. The requirements set forth in rule 3745-34-50 to 3745-34-62 of the Administrative Code apply to owners and operators of class I hazardous waste injection wells, and in some cases, the owners and operators of all class I injection wells. These rules supplement the requirements set forth in rules 3745-34-01, 3745-34-04, 3745-34-32 to 3745-34-39 of the Administrative Code. (Effective December 16, 1991)