501 CMR 2.05
Requirements for Approved Breath Test Devices
The Director shall approve the list of approved breath test devices. A device may be added
to the list by the Director if it is on the National Highway Traffic Safety Administration's list of
conforming products. The Office of Alcohol Testing shall maintain the list of approved breath
test devices. The device shall have at least the following capabilities, but need not be limited to:
(a) analyzing samples of alveolar or deep lung air;
(b) analyzing a control standard;
(c) performing subject breath tests in the following sequence:
1. one adequate breath sample analysis;
2. one control standard analysis; and
3. a second adequate breath sample analysis.
2.05: continued
(d) using infrared breath testing technology to report the arrestee's blood alcohol content.
This requirement does not preclude the use of complementary technologies designed to
ensure the accuracy of the results or used to detect interfering substances.