'The legislature by general law shall authorize two or more counties, townships, cities, villages or districts, or any combination thereof among other things to: enter into contractual undertakings or agreements with one another or with the state or with any combination thereof for the joint administration of any of the functions or powers which each would have the power to perform separately; share the costs and responsibilities of functions and services with one another or with the state or with any combination thereof which each would have the power to perform separately; transfer functions or responsibilities to one another or any combination thereof upon the consent of each unit involved; cooperate with one another and with state government; lend their credit to one another or any combination thereof as provided by law in connection with any authorized publicly owned undertaking.

'Any other provision of this constitution notwithstanding, on officer or employee of the state or any such unit of government or subdivision or agency thereof, except members of the legislature, may serve on or with any governmental body established for the purposes set forth in this section and shall not be required to relinquish his office or employment by reason of such service.' [(Emphasis added.]

'Sec. 4. A public agency of this state may exercise jointly with any other public agency of the state or with a public agency of any other state of the United States or with a public agency of the Dominion of Canada or with any public agency of the United States government, any power, privilege or authority which such agencies share in common and which each might exercise separately.'

'Sec. 5. A joint exercise of power pursuant to this act shall be made by contract or contracts in the form of an interlocal agreement. . . .'

'Sec. 7. (1) An interlocal agreement may provide for a separate legal or administrative entity to administer or execute the agreement which may be a commission, board or council constituted pursuant to the agreement. The entity shall be a public body, corporate or politic for the purposes of this act.'

'A community action agency that is a non-profit agency, as provided in section 8(1)(c) or (d), shall establish a governing board of director which shall consist of not less than 15 nor more than 51 members. One-third of the members shall be low income, elderly, or handicapped consumers residing in the service area of the community action agency. Consumer representatives shall be selected through a democratic process pursuant to guidelines established by the department. One-third of the members shall be representatives of the units of local government and public agencies within the services area of the community action agency. One-third of the members shall represent the private sector, including representatives of business and industry, agriculture, labor, and religious and civic organizations located within the service area of the community action agency.' [Emphasis added.]