(70 ILCS 1805/2) (from Ch. 19, par. 602)
    Sec. 2. All property of every kind owned by the Port District shall be exempt from taxation, provided that a tax may be levied upon a lessee of the Port District by reason of the value of a leasehold estate separate and apart from the fee simple title, or upon such improvements as are constructed and owned by others than the Port District.
(Source: Laws 1967, p. 3589.)