RSA 265-A:15 Preliminary Breath Test.

I. Any law enforcement officer, authorized agent, or peace officer, who has been certified by the police standards and training council according to standards for such certification contained in rules adopted by said council pursuant to RSA 541-A, having reasonable grounds to believe that a person has been driving, operating, attempting to operate, or in actual physical control of an OHRV, driving, attempting to drive, or in actual physical control of a vehicle, or operating, attempting to operate, or in actual physical control of a boat upon the public waters of the state while under the influence of intoxicating liquor or controlled drug, prescription drug, over-the-counter drug, or any other chemical substance, natural or synthetic, which impairs a person's ability to drive or wh