22-C DCMR 6504
6504. SAMPLE REQUIREMENTS FOR MEDICAL CANNABIS
Cite as D.C. Mun. Regs. tit. 22-C, § 6504
6504 SAMPLE REQUIREMENTS FOR MEDICAL CANNABIS
6504.1 With the exception of pre-rolled medical cannabis, all cannabis and cannabis products must be in final form ready to be packaged upon receipt of passing results for all required tests to be sampled.
6504.2 A cultivation center or manufacturer may not alter the medical cannabis or medical cannabis product batch after sampling has occurred.
6504.3 The testing laboratory or their agent shall sample the amount of cannabis and cannabis products in increments in accordance with the tables below:
Cannabis Flower and Trim
Batch Size Range (lbs)
Batch Size Range (kg)
Minimum Sample Amount (g)
Sample Increments Representing Total Minimum Sample Amount
0-1.00
0 - 0.453592
2.50
5
1.01-10.00
0.4581283 - 4.53592
4.00
8
10.01-20.00
4.5404596 - 9.07185
7.50
15
20.01-40.00
9.0763833 - 18.1437
11.0
22
40.01-50.00
18.148231 - 22.6796
16.50
33
6504.4 If a testing laboratory or their agent requires a sample amount that exceeds the minimum sample amount for medical cannabis batch size range as specified in the table above, the testing laboratory or their agent must use sample increments of 0.5 grams.
Cannabis Products - Concentrated Cannabis
Batch Size Range (lbs)
Batch Size Range (kg)
Minimum Sample Amount (g)
Sample Increments Representing Total Minimum Sample Amount
0-1.00
0 - 0.453592
1.25
5
1.01-2.00
0.4581283 - 0.907185
2.00
8
2.01-5.00
0.9117207 - 2.26796
3.75
15
5.01-15.00
2.272498 - 6.80389
5.50
22
15.01-50.00
6.8084215 - 22.6796
8.25
33
6504.5 If a testing laboratory or their agent requires a sample amount that exceeds the minimum sample amount for the batch size range of medical cannabis or medical cannabis product containing concentrated medical cannabis, as specified in the table above, the testing laboratory or their agent must use sample increments of 0.25 grams.
Cannabis Products - Cannabis Infused Products
Batch Size Range (Unpackaged Servings)
Minimum Sample Amount (Unpackaged Servings)
Minimum Number of units for Sampling a 5-Serving Unit
Minimum Number of units for Sampling a 10-Serving Unit
Minimum Number of units for Sampling a 20-Serving Unit
Minimum Number of units for Sampling a 100-Serving Unit
0-100
5
2
2
2
2
100-1,000
8
2
2
2
2
1,000-5,000
15
3
2
2
2
5,000-10,000
22
5
3
2
2
10,000-50,000
33
7
4
2
2
50,000-70,000
43
9
5
3
3
6504.6 A serving unit is a single quantity of all pre-packaged total servings for one product package of medical cannabis infused product intended for sale.
6504.7 The cultivation center or manufacturer must determine the size of a serving for each medical cannabis infused product, and the number of servings in the medical cannabis or medical cannabis product batch. If the minimum required number of sample servings does not align with the anticipated final form of the product, the testing laboratory or their agent must increase sample increments to ensure products are sampled in final form.
6504.8 If a testing laboratory or their agent requires a sample amount that exceeds the minimum sample amount for the batch size range of medical cannabis or medical cannabis product containing infused medical cannabis, as specified in the table above, the testing laboratory or their agent must use sample increments of one serving.
SOURCE: Final Rulemaking published at 73 DCR 002136 (February 20, 2026).
District of Columbia Municipal Regulations
Medical Cannabis
22-C DCMR § 6504