{"operation":"document","citation":"49 CFR 40.183","title":"What information do laboratories report to MROs regarding split specimen results?","source_type":"regulation","agency":"Pipeline and Hazardous Materials Safety Administration","status":"current","official":true,"published_on":null,"effective_on":"2026-08-18","summary":"(a) As the laboratory responsible for testing the split specimen, you must report split specimen test results by checking the “Reconfirmed” box and/or the “Failed to Reconfirm” box (Step 5(b)) on Copy 1 of the CCF, as appropriate, and by providing clarifying remarks using current HHS Mandatory Guide","machine_formats":{"json":"https://regulus.evalyn.ai/document/49-cfr-40-183.json","markdown":"https://regulus.evalyn.ai/document/49-cfr-40-183.md"},"app_url":"https://regulus.evalyn.ai/document/49-cfr-40-183","source_url":"https://www.ecfr.gov/on/2026-08-18/title-49/section-40.183","body":"(a) As the laboratory responsible for testing the split specimen, you must report split specimen test results by checking the “Reconfirmed” box and/or the “Failed to Reconfirm” box (Step 5(b)) on Copy 1 of the CCF, as appropriate, and by providing clarifying remarks using current HHS Mandatory Guidelines requirements.\n\n(b) As the laboratory certifying scientist, enter your name, sign, and date the CCF.\n\n[65 FR 79526, Dec. 19, 2000, as amended at 73 FR 35972, June 25, 2008]","truncated":false,"body_characters":477}