Adults 21+ could possess 2.5 oz, including at most 15 g concentrate, and grow twelve plants per residence under security and visibility rules. Unpaid gifts to another adult shared the 2.5 oz and 15 g limits and could not be advertised or promoted publicly.[1]
Listed for context. No score change is recorded for United States here.
References
Checked. The date and the event were compared with a source that was read.