9 V.S.A. § 5503: Evidentiary burden

(a) In a civil action or administrative proceeding under this chapter, a person claiming an exemption, exception, preemption, or exclusion has the burden to prove the applicability of the claim.

(b) In a criminal proceeding under this chapter, a person claiming an exemption, exception, preemption, or exclusion has the burden of going forward with evidence of the claim.