The standards and definitions, where applicable, shall conform to the standards for foods adopted by the United States department of agriculture and the United States food and drug administration. Portions of Titles 7, 9, and 21 of the Code of Federal Regulations or the regulations adopted for the enforcement of the "Federal Food, Drug, and Cosmetic Act," 52 Stat. 1040 (1938), 21 U.S.C.A. 301 et seq., as amended, may be adopted as rules by referencing the federal regulations, subject to the approval of the joint committee on agency rule review.
In adopting rules that establish definitions and standards of identity for a food or class of food in which only a limited number of optional ingredients are permitted, the director shall designate the optional ingredients that must be listed on the label.
R.C. §3715.02