D.C. Mun. Regs. tit. 22-C, § 6405
Records Retention
Effective Feb 25, 2026Authority: Section 14 of the Legalization of Marijuana for Medical Treatment Initiative of 1999 (the Act), effective July 27, 2010 (D.C. Law 18-210; D.C. Official Code § 7-1671.13); and Mayor's Order 2020-099, dated September 30, 2020; Section 14 of the Legalization of Marijuana for Medical Treatment Initiative of 1999, effective July 27, 2010 (D.C. Law 18 210; D.C. Official Code § 7 1671.13); and Mayor’s Order 2020-099, dated September 30, 2020. Source: Final Rulemaking published at 66 DCR 10217 (August 9, 2019); as amended by Final Rulemaking published at 71 DCR 002388 (March 8, 2024); as amended by Final Rulemaking published at 73 DCR 002136 (February 20, 2026).District of Columbia, Office of the Secretary
6405.1 A testing laboratory shall create, and maintain for not less than five (5) years, and make them immediately available to the Board upon request, records of the testing it conducted on medical cannabis and medical cannabis products, which shall include:
- (a) The time, date, and location the sample was obtained;
- (b) A description of the sample, including the amount;
- (c) What tests were conducted on each sample;
- (d) The results of the tests; and
- (e) The time, date, and method of disposal or destruction of the sample after testing was completed, and the amount of sample disposed of or destroyed.
6405.2 A testing laboratory shall maintain the following records for not less than five (5) years, and make the records immediately available to the Board or ABCA upon request:
- (a) Test results;
- (b) Quality control and quality assurance records;
- (c) Standard operating procedures;
- (d) Chain-of-custody records;
- (e) Proficiency testing records;
- (f) Analytical data to include printouts generated by the instrumentations;
- (g) Accession numbers;
- (h) Specimen type;
- (i) Raw data of calibration standards and curves, controls and subject results;
- (j) Final and amended reports;
- (k) Acceptable reference range parameters;
(l) The identity of the analyst; and
(m) The date of the analysis.
SOURCE: Final Rulemaking published at 66 DCR 10217 (August 9, 2019); as amended by Final Rulemaking published at 71 DCR 002388 (March 8, 2024); as amended by Final Rulemaking published at 73 DCR 002136 (February 20, 2026).