This subchapter applies to equipment and operator training, test procedures and accuracy certification requirements for evidentiary breath test equipment used to determine the alcoholic content of the blood of persons suspected of operating a motor vehicle while under the influence of alcohol as provided in 75 Pa.C.S. § 1547 (relating to chemical testing to determine amount of alcohol or controlled substance) and 30 Pa.C.S. § 5125(c) (relating to chemical testing to determine amount of alcohol or controlled substance) on or after December 22, 1984.
67 Pa. Code § 77.21