Ohio Rev. Code § 3715.03: Right of entry.

The director of agriculture, in performing duties under this chapter, may enter a creamery, factory, store salesroom, pharmacy, laboratory, or other place where the director believes or has reason to believe drugs, food, or drink is made, prepared, dispensed, sold, or offered for sale; examine the books therein; and open a cask, tub, jar, bottle, or other package containing or supposed to contain a drug or an article of food or drink and examine the contents or cause them to be examined and analyzed.