To establish a grant program to encourage States to adopt certain policies and procedures relating to the transfer and possession of firearms.

Domestic Violence Gun Homicide Prevention Act of 2015 This bill authorizes the Department of Justice's Office of Community Oriented Policing Services to award grants to states to carry out certain policies and procedures that restrict and penalize firearm possession by or transfer to a person subject to a domestic violence protection order or a person convicted of a domestic violence misdemeanor.