A bill to amend title 10, United States Code, to require the Secretary of Defense to use only human-based methods for training members of the Armed Forces in the treatment of severe combat injuries, and for other purposes.

Battlefield Excellence through Superior Training Practices Act or the BEST Practices Act This bill requires the Department of Defense (DOD), no later than: (1) October 1, 2020, to develop, test, and validate human-based training methods for training members of the Armed Forces in the treatment of combat trauma injuries, with the goal of replacing live animal-based training methods; and (2) October 1, 2022, to use only use human-based training methods for such purposes. The bill prohibits the use of animals in such training after the latter date, but permits DOD to exempt a particular command or training method from human-based training method requirements for up to one year if the human-based methods will not provide an educationally equivalent or superior substitute for live animal-based training methods. Allows exemption periods to be renewed. DOD shall submit an annual report to Congress regarding the development and implementation of the human-based training methods, including the justifications for any exemptions.