DataMaster DMT Information
Breath Test Supervisors can access Breath Test Operator Certification training material by clicking the following download link: BTO-Training-October-2025
Effective March 1, 2022 all Breath Test Operator exams will be administered through the APSC Portal. Instructions are found in the training material.
All Breath Test Operator training records completed after March 1, 2022 are stored in ACADIS. The Breath Test Operator Lists for both Pre-ACADIS and ACADIS records can be found under Current Breath Test Operators List below.
DataMaster DMT Breath Test Instruments