46-6-311. Basis for arrest without warrant — arrest of predominant aggressor — no contact order. (1) A peace officer may arrest a person when a warrant has not been issued if the officer has probable cause to believe that the person is committing an offense or that the person has committed an offense and existing circumstances require immediate arrest.
(2) (a) The summoning of a peace officer to a place of residence by a partner or family member constitutes an exigent circumstance for making an arrest. Arrest is the preferred response in partner or family member assault cases involving injury to the victim, use or threatened use of a weapon, violation of a restraining order, or other imminent danger to the victim.