(a) Usable marijuana.

1. (1) A cultivation facility or dispensary must separate each harvest lot into no larger than ten-pound batches.

2. (2) Notwithstanding subdivision (a)(1) of this section, a cultivation facility or dispensary may combine batches for purposes of having a batch sampled if each:

   1. (A) Batch is intended for use by a cultivation facility or dispensary to make a cannabinoid concentrate or extract; and
   2. (B) Harvest lot was:

(i) Cultivated utilizing the same growing practices and grown in close proximity on the licensed or registered premises;

1. (ii) Harvested at the same time; and

   1. (iii) If cured prior to sampling, cured under uniform conditions.
2. (3) A cultivation facility or dispensary may not combine harvest lots into a batch for purposes of sampling and testing for THC or CBD.
3. (4) If harvest lots are combined in accordance with subdivision (a)(2) of this section, the batch must be labeled so that it identifies the different harvest lots that were combined.

(b) Cannabinoid concentrates and extracts. A process lot is considered a batch.

1. (c) A cultivation facility or dispensary must assign each batch a unique batch number and that unique batch number must be:
2. (1) Documented and maintained in the cultivation facility or dispensary records for at least two (2) years and available to the Department of Health upon request;
3. (2) Provided to the individual responsible for taking samples; and

4. (3) Included on the batch label as required in 20 CAR § 202-110.

   1. (d) A cultivation facility or dispensary may not reuse a unique batch number.