the United States Government, United States Code — Title 42, Chapter 82…
“ Not later than twenty-eight months after the date of enactment of the Hazardous and Solid Waste Amendments of 1984 [enacted Nov. 8, 1984] the Administrator shall examine the deficiencies of the extraction procedure toxicity characteristic as a predictor of the leaching potential of wastes and make changes in the extraction procedure toxicity characteristic, including changes in the leaching media, as are necessary to insure that it accurately predicts the leaching potential of wastes which pose a threat to human health and the environment when mismanaged. ”
