Section 735 ILCS 5/2-103 - Public corporations-Local actions-Libel-Insurance companies(a) Actions must be brought against a public, municipal, governmental or quasi-municipal corporation in the county in which its principal office is located or in the county in which the transaction or some part thereof occurred out of which the cause of action arose. Except as otherwise provided in Section 7-102 of this Code, if the cause of action is related to an airport owned by a unit of local government or the property or aircraft operations thereof, however, including an action challenging the constitutionality of this amendatory Act of the 93rd General Assembly, the action must be brought in the county in which the unit of local government's principal office is located. Actions to recover damage to real estate which may be overflowed or otherwise damaged by reason of any act of the corporation may be brought in the county where the real estate or some part of it is situated, or in the county where the corporation is located, at the option of the party claiming to be injured. Except as otherwise provided in Section 7-102 of this Code, any cause of action that is related to an airport owned by a unit of local government, and that is pending on or after the effective date of this amendatory Act of the 93rd General Assembly in a county other than the county in which the unit of local government's principal office is located, shall be transferred, upon motion of any party under Section 2-106 of this Code, to the county in which the unit of local government's principal office is located. (b) Any action to quiet title to real estate, or to partition or recover possession thereof or to foreclose a mortgage or other lien thereon, must be brought in the county in which the real estate or some part of it is situated. (c) Any action which is made local by any statute must be brought in the county designated in the statute. (d) Every action against any owner, publisher, editor, author or printer of a newspaper or magazine of general circulation for libel contained in that newspaper or magazine may be commenced only in the county in which the defendant resides or has his, her or its principal office or in which the article was composed or printed, except when the defendant resides or the article was printed without this State, in either of which cases the action may be commenced in any county in which the libel was circulated or published. (e) Actions against any insurance company incorporated under the law of this State or doing business in this State may also be brought in any county in which the plaintiff or one of the plaintiffs may reside.Amended by P.A. 093-0450, § 95, eff. 8/6/2003.