N.J. Stat. § 2A:49A-7: Claim assertion; opposition; set-off

7. a. A person may assert a claim in a specified foreign money. If a foreign-money claim is not asserted, the claimant makes the claim in United States dollars.

b. An opposing party may allege and prove that a claim, in whole or in part, is in a different money than that asserted by the claimant.

c. A person may assert a defense, set-off, recoupment, or counterclaim in any money without regard to the money of other claims.

d. The determination of the proper money of the claim is a question of law.

L.1993,c.317,s.7.