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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 Chief of the Air Quality Division of the Department of Environmental Control submitted April 1, 1991, certifying that there are no existing municipal waste combustors in the state of Nebraska subject to this 111(d) requirement.
[56 FR 56321, Nov. 4, 1991]