567—21.5(455B) Evidence used in establishing that a violation has occurred or is occurring. Notwithstanding any other provisions of these rules, any credible evidence may be used for the purpose of establishing whether a person has violated or is in violation of any provisions herein.
	21.5(1) Information from the use of the following methods is presumptively credible evidence of whether a violation has occurred at a source. The following testing, monitoring, or information-gathering methods are presumptively credible testing, monitoring, or information-gathering methods:
	a. 	A monitoring method approved for the source and incorporated in an operating permit pursuant to 567—Chapter 24;
	b. 	Compliance test methods specified in 567—21.10(455B);
	c. 	Testing or monitoring methods approved for the source in a construction permit issued pursuant to 567—Chapter 22;
	d. 	Any monitoring or testing methods provided in these rules; or
	e. 	Other testing, monitoring, or information-gathering methods that produce information comparable to that produced by any method in this subrule.
	21.5(2) Reserved.
[ARC 7950C, IAB 5/15/24, effective 6/19/24]