189.520 Operating vehicle not a motor vehicle while under influence of intoxicants or substance which may impair driving ability prohibited -- Presumptions concerning intoxication. (1) No person under the influence of intoxicating beverages or any substance which may impair one's driving ability shall operate a vehicle that is not a motor vehicle anywhere in this state. (2) No peace officer or State Police officer shall fail to enforce rigidly this section. (3) In any criminal prosecution for a violation of subsection (1) of this section, wherein the defendant is charged with having operated a vehicle which is not a motor vehicle while under the alcohol concentration, as defined in KRS 189A.005, in the defendant's blood as determined at the time of making an analysis of his blood, urine, or breath, shall give rise to the following presumptions: intoxicating beverages, influence of the (a) (b) If there was an alcohol concentration of less than 0.05, it shall be presumed that the defendant was not under the influence of alcohol; If there was an alcohol concentration of 0.05 or greater but less than 0.08, such fact shall not constitute a presumption that the defendant either was or was not under the influence of alcohol, but such fact may be considered, together with other competent evidence, in determining the guilt or innocence of the defendant; and (c) If there was an alcohol concentration of 0.08 or more, it shall be presumed that the defendant was under the influence of alcohol. (4) The provisions of subsection (3) of this section shall not be construed as limiting the introduction of any other competent evidence bearing upon the question of whether the defendant was under the influence of intoxicating beverages. Effective: October 1, 2000 History: Amended 2000 Ky. Acts ch. 467, sec. 12, effective October 1, 2000. -- Amended 1991 (1st Extra. Sess.) Acts ch. 15, sec. 19, effective July 1, 1991. -- Amended 1984 Ky. Acts ch. 165, sec. 18, effective July 13, 1984. -- Amended 1968 Ky. Acts ch. 184, sec. 7. -- Amended 1958 Ky. Acts ch. 126, sec. 24. -- Amended 1954 Ky. Acts ch. 74, sec. 1. -- Amended 1946 Ky. Acts ch. 209, sec. 1. -- Recodified 1942 Ky. Acts ch. 208, sec. 1, effective October 1, 1942, from Ky. Stat. sec. 2739g-34, 2739g-34a, 2739g-34b.