70 ILCS 1260/2
In case such boulevards or parkways are improved or repaired, or in case an agreement shall have been entered into by the park commissioners for the improving or repairing of any such street, avenue or alley adjoining such park or pleasure ground, the commissioners having the control of such boulevards, parkways, parks or pleasure grounds, or the corporate authorities within which such boulevards, parkways, parks or pleasure grounds may be situated, shall have the power to pay for such improvements or repairs of such boulevards and parkways, and shall have the power to pay for such portion of the cost of such improvements or repairs of any public street, avenue or alley adjoining such park or pleasure ground, out of the general revenues of such board of park commissioners or corporate authorities controlling any such boulevards, parkways, parks or pleasure grounds, or by the issue and sale, from time to time, of interest bearing bonds; provided no bonds shall be issued under this Act contrary to the provisions of section 12, Article 9 of the Constitution of this State, and provided further that the total amount of said bonds to be so issued shall not at any time exceed the sum of five hundred thousand dollars ($500,000); and authority is hereby expressly granted to the park commissioners or corporate authorities issuing such bonds to levy and collect a direct annual tax upon the property within the jurisdiction of such park commissioners or corporate authorities, in addition to any tax now authorized by law to be levied and collected by them, sufficient to pay the interest on said bonds as it falls due, and also to pay and discharge the principal thereof within twenty years from the date of the issue of said bonds, and the county clerk of the county in which such district or town is located, or such other officer or officers as are by law authorized to spread or assess taxes for park purposes, on receiving certificate from such park commissioners or corporate authorities, that the amount mentioned in such certificate is necessary to pay the interest on said bonds and also to pay and discharge the principal thereof within twenty years from the date of issuing said bonds, shall spread and assess such amount upon the taxable property embraced in said park district or town, the same as other taxes are by law spread and assessed and the same shall be collected and paid over as other park taxes are required by law to be collected and paid.
70 ILCS 1260/2