Frequently asked questions How Do I Apply as a Caregiver for Montana Medical MMJ? Caregivers must be aged 21 or over. The caregiver fills out their own application form, and must be listed on the patient’s application form as well. Caregivers can find applications for registration forms here: https://dphhs.mt.gov/marijuana/provider Minors must fill out a Minor Registry Application Packet, which must be requested from the department by contacting the Department of Public Health and Human Services, Licensure Bureau, 2401 Colonial Drive, P.O. Box 202953, Helena, MT 59620-2953. Due to changes with SB 423, all caregivers must now register as “providers.” It’s imperative that growers and caregivers complete the necessary paperwork to become a registered provider. The application cost for a Montana caregiver Application is $25.