765 ILCS 1033/50: Miscellaneous Provisions.

(a) This Act does not abrogate the rights and obligations of a lender, claimant, or museum identified in a written agreement.

(b) This Act applies to all property held by or in the custody of a museum on or after the effective date of this Act.

(c) This Act does not preclude a museum from availing itself of any other statutory or judicial method of establishing or perfecting title to property in the museum's custody.

(d) If a museum's right under this Act is wrongfully challenged, the museum shall have the right to recover its costs and expenses and reasonable attorney's fees.