N.D. Cent. Code § 28-01-37
28-01-37. When claim for relief upon open account accrues
28-01-37. When claim for relief upon open account accrues
In an action brought to recover a balance due upon a mutual open, and current account,
when there have been reciprocal demands between the parties, the claim for relief is deemed to
have accrued from the time of the last item proved in the account on either side.