City of Chicago Residential Landlord and Tenant Ordinance
Municipal Code Title 5, Chapter 12

5-12-030 Definitions

Whenever used in this chapter, the following words and phrases shall have the following meanings:

(a) “Dwelling unit” means a structure or the part of a structure that is used as a home, residence or sleeping place by one or more persons who maintain a household, together with common areas, land and appurtenant buildings thereto, and all housing services, privileges, furnishings and facilities supplied in connection with the use or occupancy thereof, including garage and parking facilities.

(b) “Landlord” means the owner, agent, lessor or sublessor, or the successor in interest of any of them, of a dwelling unit or the building of which it is part.

(c) “Owner” means one or more persons, jointly or severally, in whom is vested all or part of the legal title to property, or all or part of the beneficial ownership and a right to present use and enjoyment of the premises, including a mortgagee in possession.

(d) “Person” means an individual, corporation, government, governmental subdivision or agency, business trust, estate, trust, partnership or association or any other legal or commercial entity.

(e) “Premises” means the 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.

(f) “Rent” means any consideration, including any payment, bonus, benefits or gratuity, demanded or received by a landlord for or in connection with the use or occupancy of a dwelling unit.

(g) “Rental agreement” means all written or oral agreements embodying the terms and conditions concerning the use and occupancy of a dwelling unit.

(h) “Successor landlord” means any person who follows a landlord in ownership or control of a dwelling unit or the building of which it is part, and shall include a lienholder who takes ownership or control either by contract, operation of law or a court order. However, a “successor landlord” shall not include a receiver appointed pursuant to a court order.

(i) “Tenant” means a person entitled by written or oral agreement, subtenancy approved by the landlord or by sufferance, to occupy a dwelling unit to the exclusion of others.

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