S.C. Code Ann. § 33-46-820

The proposition for the conversion of the corporation into a telephone cooperative and the proposed articles of conversion approved by the board of directors of such corporation must then be submitted to a vote of the members or shareholders, as the case may be, of such corporation at any annual or special meeting thereof, the notice of which shall set forth full particulars concerning the proposed conversion. The proposition for the conversion of such corporation into a telephone cooperative and the proposed articles of conversion, with amendments thereto as the members or shareholders of such corporation shall choose to make, must be considered approved upon approval by the board of directors or the affirmative majority vote of those members of such corporation present and voting thereon at such meeting or, if such corporation is a stock corporation, upon the affirmative vote of the holders of a majority of the shares of such corporation represented at such meeting.