Chat with us, powered by LiveChat What documentation must the laboratory keep, and for how long? - Intoximeters
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(a) As a laboratory, you must retain all records pertaining to each employee urine specimen for a minimum of two years.
(b) As a laboratory, you must also keep for two years employer-specific data required in §40.111 .
(c) Within the two-year period, the MRO, the employee, the employer, or a DOT agency may request in writing that you retain the records for an additional period of time (e.g., for the purpose of preserving evidence for litigation or a safety investigation).If you receive such a request, you must comply with it.If you do not receive such a request, you may discard the records at the end of the two-year period.


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