1 567—21.4 (455B) Circumvention of rules. No person shall build, erect, install or use any article, machine, equipment or other contrivance which, without resulting in a reduction in the total amount of air contaminants released to the atmosphere, reduces or conceals an emission which would otherwise constitute violation of these rules.
This rule is intended to implement Iowa Code chapter 455B.
1	Prior to 6/22/83, DEQ rule 6.1.