(735 ILCS 5/2-209) (from Ch. 110, par. 2-209)
    Sec. 2-209. Act submitting to jurisdiction - Process.
    (a) Any person, whether or not a citizen or resident of this State, who in person or through an agent does any of the acts hereinafter enumerated, thereby submits such person, and, if an individual, his or her personal representative, to the jurisdiction of the courts of this State as to any cause of action arising from the doing of any of such acts:
        (1) The transaction of any business within this State;
        (2) The commission of a tortious act within this
    
State;
        (3) The ownership, use, or possession of any real
    
estate situated in this State;
        (4) Contracting to insure any person, property or
    
risk located within this State at the time of contracting;
        (5) With respect to actions of dissolution of
    
marriage, declaration of invalidity of marriage and legal separation, the maintenance in this State of a matrimonial domicile at the time this cause of action arose or the commission in this State of any act giving rise to the cause of action;
        (6) With respect to actions brought under the
    
Illinois Parentage Act of 1984, as now or hereafter amended, or under the Illinois Parentage Act of 2015 on and after the effective date of that Act, the performance of an act of sexual intercourse within this State during the possible period of conception;
        (7) The making or performance of any contract or
    
promise substantially connected with this State;
        (8) The performance of sexual intercourse within this
    
State which is claimed to have resulted in the conception of a child who resides in this State;
        (9) The failure to support a child, spouse or former
    
spouse who has continued to reside in this State since the person either formerly resided with them in this State or directed them to reside in this State;
        (10) The acquisition of ownership, possession or
    
control of any asset or thing of value present within this State when ownership, possession or control was acquired;
        (11) The breach of any fiduciary duty within this
    
State;
        (12) The performance of duties as a director or
    
officer of a corporation organized under the laws of this State or having its principal place of business within this State;
        (13) The ownership of an interest in any trust
    
administered within this State; or
        (14) The exercise of powers granted under the
    
authority of this State as a fiduciary.
    (b) A court may exercise jurisdiction in any action arising within or without this State against any person who:
        (1) Is a natural person present within this State
    
when served;
        (2) Is a natural person domiciled or resident within
    
this State when the cause of action arose, the action was commenced, or process was served;
        (3) Is a corporation organized under the laws of this
    
State; or
        (4) Is a natural person or corporation doing business
    
within this State.
    (b-5) Foreign defamation judgment. The courts of this State shall have personal jurisdiction over any person who obtains a judgment in a defamation proceeding outside the United States against any person who is a resident of Illinois or, if not a natural person, has its principal place of business in Illinois, for the purposes of rendering declaratory relief with respect to that resident's liability for the judgment, or for the purpose of determining whether said judgment should be deemed non-recognizable pursuant to this Code, to the fullest extent permitted by the United States Constitution, provided:
        (1) the publication at issue was published in
    
Illinois, and
        (2) that resident (i) has assets in Illinois
    
which might be used to satisfy the foreign defamation judgment, or (ii) may have to take actions in Illinois to comply with the foreign defamation judgment.
    The provisions of this subsection (b-5) shall apply to persons who obtained judgments in defamation proceedings outside the United States prior to, on, or after the effective date of this amendatory Act of the 95th General Assembly.
    (c) A court may also exercise jurisdiction on any other basis now or hereafter permitted by the Illinois Constitution and the Constitution of the United States.
    (d) Service of process upon any person who is subject to the jurisdiction of the courts of this State, as provided in this Section, may be made by personally serving the summons upon the defendant outside this State, as provided in this Act, with the same force and effect as though summons had been personally served within this State.
    (e) Service of process upon any person who resides or whose business address is outside the United States and who is subject to the jurisdiction of the courts of this State, as provided in this Section, in any action based upon product liability may be made by serving a copy of the summons with a copy of the complaint attached upon the Secretary of State. The summons shall be accompanied by a $5 fee payable to the Secretary of State. The plaintiff shall forthwith mail a copy of the summons, upon which the date of service upon the Secretary is clearly shown, together with a copy of the complaint to the defendant at his or her last known place of residence or business address. Plaintiff shall file with the circuit clerk an affidavit of the plaintiff or his or her attorney stating the last known place of residence or the last known business address of the defendant and a certificate of mailing a copy of the summons and complaint to the defendant at such address as required by this subsection (e). The certificate of mailing shall be prima facie evidence that the plaintiff or his or her attorney mailed a copy of the summons and complaint to the defendant as required. Service of the summons shall be deemed to have been made upon the defendant on the date it is served upon the Secretary and shall have the same force and effect as though summons had been personally served upon the defendant within this State.
    (f) Only causes of action arising from acts enumerated herein may be asserted against a defendant in an action in which jurisdiction over him or her is based upon subsection (a).
    (g) Nothing herein contained limits or affects the right to serve any process in any other manner now or hereafter provided by law.
(Source: P.A. 99-85, eff. 1-1-16.)