S.C. Code Ann. § 46-31-80

If in the referendum two-thirds or more of the eligible tobacco farmers voting vote in the affirmative and in favor of the levying or collection of the assessment not to exceed ten dollars an acre on all tobacco acreage in the State, the exact amount an acre to be determined by the members of the board of directors of Tobacco Associates, Incorporated, subject to the approval of the majority of the South Carolina members of the board of directors, or not to exceed fifty cents for each one hundred pounds of the flue-cured tobacco marketed by each farmer under the alternate method for assessment provided in Section 46-31-140, the assessment must be collected in the manner provided in this chapter.