Any federation incorporated under Section 2-10-101 for the purpose of carrying out the purposes of this article and the rendition of services to its constituent members and their members shall have all the rights, powers, privileges and immunities given its constituent members as an incorporated association under this article. The members of the constituent members of such federation shall be treated as members of the federation to the extent that services rendered to them by the federation shall be considered to be rendered to its own members.