Click on the NASDA link to locate your state. you can research what each state requires by this agency for Cervid ownership, movement, importation and exportation in areas such as CWD, TB and brucellosis. http://www.nasda.org/states/state-directory
Most reindeer owners should hold a valid Exhibitors license, usually class C others may require something different. https://www.usda.gov/
Select your state for morhttp://www.fishwildlife.org/index.php?section=social-mediae information.
Research articles for reindeer owners