70 ILCS 1842/80
As soon as practicable after the effective date of this Act and as soon as practicable after the annexation of any property into the Port District, the Rock Island City Council or the city council of any subsequent municipality annexed into the Port District, as applicable, shall determine how the municipality will organize for the transaction of business either as part of normal meetings of the municipality's city council or special meetings to conduct business related to the Port District that falls within the municipality's corporate limits, and the city council shall determine whether separate bylaws and procedures should be adopted to regulate and govern proceedings of that portion of the Port District within the participating municipality's corporate limits.
70 ILCS 1842/80