Kan. Stat. § 3-120
Whenever in the opinion of the governing bodies of two or more municipalities, the public safety, service and welfare can be advanced thereby, such governing bodies may own and hold, as tenants in common, and may acquire by gift, lease, purchase, or otherwise lands for use as airports as herein provided, and may enter into contracts or agreements with each other, duly authorized by such governing bodies for their joint operation, control, maintenance, improvement and development, and by contracts authorized as aforesaid, agree upon the amount of general obligation bonds to be issued for the purposes in such contracts provided by each of the contracting municipalities, and the amount of tax levy to be made by each municipality, party to such contracts, if such general obligation bonds are to be issued or tax levies made.
K.S.A. 3-120