Section 10. Agreements,  including those for  cooperative or  joint  administration of  any 
powers  or  functions,  may  be  made  by  any  political  subdivision  with  any  other  political 
subdivision, with the state, or with the United States, unless otherwise provided by law or 
home rule charter. A political subdivision may by mutual agreement transfer to the county in 
which it is located any of its powers or functions as provided by law or home rule charter, and 
may in like manner revoke the transfer.