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42 U.S.C. 7401 et seq.
43 FR 51393, Nov. 3, 1978, unless otherwise noted.
49 FR 7234, Feb. 28, 1984, unless otherwise noted.
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Letter from the Nebraska Department of Environmental Quality submitted June 8, 2001, certifying that there are no small municipal waste combustion units subject to 40 CFR part 60, subpart BBBB.
[66 FR 46961, Sept. 10, 2001]