(a) As used in this section, "residence" and "vehicle' have the same meanings as in ORC 2901.05.
(b) For the purposes of any section of this General Offenses Code that sets forth a criminal offense, a person who lawfully is in that person's residence has no duty to retreat before using force in self defense, defense of another, or defense of that person's residence, and a person who lawfully is an occupant of that person's vehicle or who lawfully is an occupant in a vehicle owned by an immediate family member of the person has no duty to retreat before using force in self defense or defense of another.
(ORC 2901.09)