Amends GS 90-94.1, which sets out a limited exemption for the use or possession of hemp extract from the penalties provided under GS Chapter 90, to add that any individual who possess or uses hemp extract, as the term is defined by the statute in subsection (a), must dispose of all residual oil from the extract at a secure collection box managed by a law enforcement agency. Amends GS 90-113.105 to require a neurologist who approves of the dispensation of hemp extract to a registered caregiver to inform the registered caregiver of the disposal requirement under GS 90-94.1. Effective December 1, 2017.