The county commissioners and elected officials of any county may join with the commissioners and elected officials of other counties in formation of an association of county commissioners and elected officials of this state for the purpose of securing concerted action among the counties in behalf of such matters, measures and county affairs as the associations deem to be beneficial to and in the common interest of the counties. Such associations may hold meetings for the discussion and consideration of matters as affect the welfare of the counties.
The board of county commissioners may annually appropriate funds for the payment of reasonable annual dues in any such association.
SDCL 7-7-28