Ala. Code § 2-8-233

Any nonprofit association of producers fairly and substantially representative of the producers of wheat, corn, grain sorghum, and oats throughout the state, may at any time after this article becomes effective, make application to the State Board of Agriculture and Industries for certification and approval for the purpose of conducting a referendum among wheat, corn, grain sorghum, and oats producers of the state, upon the question of levying an assessment, collecting, expending and utilizing same for the purpose or purposes authorized under this article and as stated in such referendum. Any nonprofit association approved or certified hereunder as an approved or certified association by the State Board of Agriculture and Industries shall be authorized to execute or carry out such a promotional program within the limits prescribed by this article.