(a) For the purpose of submitting compliance certifications or establishing whether or not a person has violated or is in violation of any standard in the Wyoming State Implementation Plan, nothing in the Wyoming State Implementation Plan shall preclude the use, including the exclusive use, of any credible evidence or information relevant to whether a source would have been in compliance with applicable requirements if the appropriate performance or compliance test or procedure had been performed.
020-1 Wyo. Code R. § 1-6