CMI, manufacturer of the Intoxilyzer® line of breath alcohol testing instruments, is your online source for DOT supplies including forms and Tamper-Evident tape. As a leading source for breath alcohol testing instruments in the U.S., Canada, and around the world, CMI offers critical DOT supplies for direct purchase on our website.

CMI stocks DOT supplies to offer our customers an easy, one-stop source for all breath alcohol testing related items. When you buy DOT supplies from CMI, you can be assured of great customer service, wide in-stock selection, accurate orders and on-time delivery.