70 ILCS 705/9
In acquiring from any city or village or incorporated town any fire protection facilities including without limiting the generality of the foregoing, all obligations under any pension or annuity plan or plans and all other contractual liabilities applicable to the maintenance of fire protection facilities, said fire protection district shall compensate said city or village or incorporated town for the fair and reasonable value of said works and if said value cannot be mutually agreed upon, then the same shall be determined by a board of three engineers one appointed by the city or village or incorporated town, one appointed by the district and the third appointed by the two engineers selected as above described. A decision of a majority of said board shall be binding upon both parties and the cost of the services of said board shall be shared by both parties equally.
70 ILCS 705/9