(810 ILCS 5/9-301) (from Ch. 26, par. 9-301)
    Sec. 9-301. Law governing perfection and priority of security interests. Except as otherwise provided in Sections 9-303 through 9-306B, the following rules determine the law governing perfection, the effect of perfection or nonperfection, and the priority of a security interest in collateral:
        (1) Except as otherwise provided in this Section,
    
while a debtor is located in a jurisdiction, the local law of that jurisdiction governs perfection, the effect of perfection or nonperfection, and the priority of a security interest in collateral.
        (2) While collateral is located in a jurisdiction,
    
the local law of that jurisdiction governs perfection, the effect of perfection or nonperfection, and the priority of a possessory security interest in that collateral.
        (3) Except as otherwise provided in paragraph (4),
    
while tangible negotiable documents, goods, instruments, or tangible money is located in a jurisdiction, the local law of that jurisdiction governs:
            (A) perfection of a security interest in the
        
goods by filing a fixture filing;
            (B) perfection of a security interest in timber
        
to be cut; and
            (C) the effect of perfection or nonperfection and
        
the priority of a nonpossessory security interest in the collateral.
        (4) The local law of the jurisdiction in which the
    
wellhead or minehead is located governs perfection, the effect of perfection or nonperfection, and the priority of a security interest in as-extracted collateral.
(Source: P.A. 103-1036, eff. 1-1-25.)