Tex. Transportation Code § 724.016: BREATH SPECIMEN.

(a) A breath specimen taken at the request or order of a peace officer must be taken and analyzed under rules of the department by an individual possessing a certificate issued by the department certifying that the individual is qualified to perform the analysis.

(b) The department may:

(1) adopt rules approving satisfactory analytical methods; and

(2) ascertain the qualifications of an individual to perform the analysis.

(c) The department may revoke a certificate for cause.

Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995.