For the purposes of this act, the following terms shall have the meanings stated below:
Provided, that under clause (2) of this subparagraph (e), reasonable variations may be permitted, and exemptions as to small packages or articles not in packages or other containers may be established, by regulations prescribed by the Board;
Provided, that to the extent that compliance with the requirements of clause (2) of this subparagraph (i) is impracticable, or results in deception or unfair competition, exemptions shall be established by regulations promulgated by the Board.
Okla. Stat. tit. 2, § 6-254