RSA 421-B:5-503: Evidentiary Burden.

(a) Civil. 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) Criminal. 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.