{"data":{"id":"us-dc/d.c.-code-50-2206.52","jurisdiction":"us-dc","citation":"D.C. Code § 50-2206.52","heading":"Admissibility of chemical test results.","body":"(a)\nEvidence from breath tests shall not be admitted in a criminal proceeding unless compliance with the following criteria has been shown:\n(1)\nThe breath test instrument on which the breath test was conducted was operated by either a certified breath test operator or certified technician;\n(2)\nA certified breath test operator or certified technician observed the administration of the breath test and determined that no contamination by mouth alcohol occurred;\n(3)\nA reference standard was analyzed in conjunction with the subject analyses, and the analytical results of the reference standard agreed with the predicted value within the acceptable range set by regulation pursuant to § 5-1501.07;\n(4)\nDuplicate breath specimens were collected from the person and the analytical results of the paired breath specimens were within the acceptable range set by regulation pursuant to § 5-1501.07;\n(5)\nThe breath test instrument analytically demonstrates the absence of ethanol before the testing of each breath specimen;\n(6)\nAnalytical results are expressed in grams of alcohol per 210 liters of breath (g/210L); and\n(7)\nThe instrument on which the breath test was conducted had been tested within 180 days before the breath test and had been found to be accurate.\n\n(b)\n(1)\nRecords of maintenance, set by regulation pursuant to § 5-1501.07, shall be admissible in any proceeding as evidence of the operating condition of the breath test instrument at the time of the person’s breath test.\n(2)\nRecords of maintenance demonstrating that the instrument was in proper operating condition at the time of the person’s test shall be prima facie evidence that the instrument was functioning properly.\n\n(c)\nThe inability of any person to obtain either the manufacturer’s schematics or software for a quantitative breath testing device shall not affect the admissibility of the results of a breath test pursuant to this section.","path":["Title 50. Motor and Non-Motor Vehicles and Traffic.","Chapter 22. Regulation of Traffic.","Subchapter III-A. Impaired Operating or Driving.","Part D. Enforcement."],"source_url":"https://code.dccouncil.gov/us/dc/council/code/sections/50-2206.52","current_through":"2026-08-20 (D.C. Law 26-175)","vintage":"","retrieved_at":"2026-08-29T05:44:07Z","sha256":"cca4a6be763db6f34b58bcfb686a7fb5598fb98d7cab642676ceeb590b82eea0","source_id":"us-dc","stale":false,"prev":"us-dc/d.c.-code-50-2206.51","next":"us-dc/d.c.-code-50-2206.52a"},"notice":"GroundRules: Original legal text. Not legal advice."}