40 CFR Part 261 - Identification and Listing of Hazardous Waste

Part 261 of Title 40 of the Code of Federal Regulations implements the Resource Conservation and Recovery Act by defining what materials are considered hazardous waste. It provides criteria for identifying waste streams, lists specific waste codes, and establishes standards for waste determination, classification, and exclusion. The section guides regulators, generators, and transporters in complying with federal hazardous waste management requirements.