April ~4, 1975CATERPILLAR TRACTOR COMPANY,Petitioner,v.
) PCB 75-54
ENVIRONMENTAL PROTECTION AGENCY,Respondent.
In this petition Caterpillar requests a
variance from Rules 404(b) (ii), 902 and 1002 effectiveJanuary 1, 1975 until July 1, 1977.
In its original variance request, granted in PCB 74233,
Caterpillar alleged inability to comply both with thethen applicable BOD standard of Rule 404(a) (30 mg/l) and16—473 —2—with the more stringent BOD requirement of Rule 404(b) (ii)(20 mg/l) effective December 31, 1974.
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