This certification program is strictly voluntary and this subpart shall apply in addition to and does not replace any rules covering nursery stock now in effect as covered by this part, nor do they replace or supersede any requirement of the Arkansas Plant Act of 1917, Arkansas Code §§ 2-16-201 – 214, or the Arkansas Nursery Fraud Act of 1919, Arkansas Code §§ 2-21-101 – 113.