N.D. Cent. Code § 32-15-23: When right to damages accrues

For the purpose of assessing compensation and damages, the right thereto shall be deemed to have accrued at the date of the taking and its actual value at that date shall be the measure of compensation for all property actually to be taken, and the basis of damages to the property not actually taken, but injuriously affected, in all cases when such damages are allowed as provided in section 32-15-22. The time of the taking shall be determined by the court.