As used in this subchapter:
(1) “Dwelling unit” means a structure or the part of the structure that is used as a home, residence, or sleeping place by one (1) person who maintains a household or by two (2) or more persons who maintain a common household;
(2) “Landlord” means the owner, lessor, or sublessor of the dwelling unit or the building of which it is a part;
(3) “Owner” means one (1) or more persons, jointly or severally, in whom is vested: All or part of the legal title to property; or
(4) All or part of the beneficial ownership and a right to present use and enjoyment of the premises. The term includes a mortgagor in possession;
(5) “Person” means any individual, firm, partnership, corporation, association, or other organization;
(6) “Premises” means a dwelling unit and the structure of which it is a part and facilities and appurtenances therein and grounds, areas, and facilities held out for the use of tenants generally or whose use is promised to the tenant;
(7) “Rent” means all payments to be made to the landlord under the rental agreement;
(8) “Rental agreement” means all written or oral agreements and valid rules embodying the terms and conditions concerning the use and occupancy of a dwelling unit and premises; and
(9) “Tenant” means a person entitled under a rental agreement to occupy a dwelling unit to the exclusion of others.