382.401—Retention of records.

(3) One year. Records of negative and canceled controlled substances test results (as defined in part 40 of this title) and alcohol test results with a concentration of less than 0.02 shall be maintained for a minimum of one year.
(ii) Documentation of compliance with the requirements of § 382.601, including the driver's signed receipt of education materials;
[66 FR 43103, Aug. 17, 2001, as amended at 67 FR 61821, Oct. 2, 2002; 68 FR 75459, Dec. 31, 2003]