US lawMissouriRegulationsTitle 12 — Department of RevenueDivision 50 — Missouri Horse RacingChapter 70 — Conduct of Races50-70.02012 CSR 50-70.020Urine TestYear: 2026Length: 14 wordsOfficial source Emergency rule filed June 20, 1986, effective June 30, 1986, expired Oct. 13, 1986.Previous12 CSR 50-70.012Next12 CSR 50-70.030