Section R. 336.2159 - Alternative continuous emission monitoring systemsRule 1159. The department may provide approval for alternative monitoring systems that do not comply with the requirements of this part, if the owner or operator demonstrates both of the following:
(a) That an equivalent alternative emission monitoring system shall be implemented that satisfies the intent of the requirements of this part.(b) That 1 of the following conditions exists:(i) A continuous emission monitoring system that conforms with the requirements of this part will not provide an accurate determination of emissions.(ii) The affected source is operated less than 1 month per year.(iii) A continuous emission monitoring system that conforms with the requirements of this part cannot be installed due to physical limitations of the source.Mich. Admin. Code R. 336.2159