N.D. Cent. Code § 48-01.2-15
No portion of any special appropriation for the erection of any public improvement, or for the doing of any work, may be drawn from the state treasury in advance of the work being completed or of the materials furnished. The funds may be drawn only upon proper estimates approved by the governing body of the institution for which the improvement is being constructed. No portion of any appropriation for any purpose may be drawn from the treasury before the appropriation is required for the purpose for which it is made, and no appropriation that is or may be made for any purpose with respect to the construction or improvement may be drawn or used for any other purpose until the construction or improvement for which the appropriation was made is fully completed and paid for.
N.D.C.C. § 48-01.2-15