N.D. Cent. Code § 6-03-23
Any association may provide, either by its articles of incorporation, by subsequent resolution, or by written agreement of the holders of a majority of its stock, for an increase in its capital stock from time to time subject to the limitations of this title. No increase in capital stock is valid until the whole amount has been paid in, in cash, and such payment certified under oath by the president or cashier of the association to the secretary of state, nor until the secretary of state executes a certificate specifying that this chapter has been complied with, the amount of the increase in capital stock, and that the increase has been paid in as part of the capital of the association, nor until a copy of such certificate has been filed with the state banking board.
N.D.C.C. § 6-03-23