5 CAR § 20-301
(c) Senior operators. To qualify for certification as a senior operator of a type A1 or A2 testing device, an individual shall show evidence of successful completion of a course of instruction which includes, at a minimum, the following:
(2) Instruction on the operational principles of the selected breath-testing instrument which is to include a:
(5)
(7) Instruction on:
(d) Operators. To qualify for certification as an operator of a type A1 or A2 testing device, an individual shall show evidence of successful completion of a course of instruction, which includes, at a minimum, the following:
(4) Instruction on: