(735 ILCS 5/13-114) (from Ch. 110, par. 13-114)
    Sec. 13-114. Seventy-five year limitation. No deed, will, estate, proof of heirship, plat, affidavit or other instrument or document, or any court proceeding, order or judgment, or any agreement, written or unwritten, sealed or unsealed, or any fact, event, or statement, or any part or copy of any of the foregoing, relating to or affecting the title to real estate in the State of Illinois, which happened, was administered, or was executed, dated, delivered, recorded or entered into more than 75 years prior to July 1, 1872, or such subsequent date as the same is offered, presented, urged, claimed, asserted, or appears against any person hereafter becoming interested in the title to any real estate, or to any agent or attorney thereof, shall adversely to the party or parties hereafter coming into possession of such real estate under claim or color of title or persons claiming under him, her or them, constitute notice, either actual or constructive of any right, title, interest or claim in and to such real estate, or any part thereof, or be, or be considered to be evidence or admissible in evidence or be held or urged to make any title unmarketable in part or in whole, or be required or allowed to be alleged or proved as a basis for any action, or any statutory proceeding affecting directly or indirectly the title to such real estate.
    The limitation of this Section, however, shall be deferred from and after the expiration of such 75 year period for an additional period of 10 years, if a claim in writing in and to real estate therein particularly described, incorporating the terms or substance of any such deed, will, estate, proof of heirship, plat, affidavit, or other instrument or document, or any court proceeding, order or judgment or any agreement, written or unwritten, sealed or unsealed, or any fact, event or statement, or any part or copy thereof in such claim, is filed in the office of the recorder in the county or counties in which such real estate is located:
    1. within 3 years prior to the expiration of such 75 year period; or
    2. after the expiration of such 75 year period, by a minor or a claimant under a legal disability who became under such disability during such 75 year period and within 2 years after the disability of such minor or of the claimant a under legal disability has been removed; or
    3. after the expiration of such 75 year period, by a guardian of a minor or person who was determined by a court to be under a legal disability during such 75 year period and within 2 years after such guardian has been appointed for such minor or person under a legal disability.
    The provisions of this Section shall not apply to or operate against the United States of America or the State of Illinois or any other state of the United States of America; or as to real estate held for a public purpose by any municipality or other political subdivision of the State of Illinois; or against any person under whom the party or parties in possession during the period herein permitted for reassertion of title claim by lease or other privity of contract; or against any person who during the entire period herein permitted for reassertion of title, or prior thereto, has not had the right to sue for and protect his or her claim, interest or title.
(Source: P.A. 99-143, eff. 7-27-15.)