Under the Resource Conservation and Recovery Act (RCRA), wastes are separated into two broad categories: hazardous and nonhazardous. Hazardous wastes are regulated under Subtitle C and nonhazardous wastes are regulated under Subtitle D. RCRA Subtitle D was designed to assist waste management officials in developing and encouraging environmentally sound methods for the disposal of nonhazardous solid waste (RCRA Section 4001). EPA does not have ...