Not later than one year after October 15, 1980, the Administrator shall promulgate regulations establishing such performance standards and other requirements as may be necessary to protect the public health and the environment from hazards associated with recycled oil. In developing such regulations, the Administrator shall conduct an analysis of the economic impact of the regulations on the oil recycling industry. The Administrator shall ensure that such regulations do not discourage the recovery or recycling of used oil, consistent with the protection of human health and the environment.
Not later than twelve months after November 8, 1984, the Administrator shall propose whether to list or identify used automobile and truck crankcase oil as hazardous waste under section 6921 of this title. Not later than twenty-four months after November 8, 1984, the Administrator shall make a final determination whether to list or identify used automobile and truck crankcase oil and other used oil as hazardous wastes under section 6921 of this title.