No instrument containing a power to convey or execute instruments affecting real property, which has been recorded, is revoked by any act of the party by whom it was executed, unless the instrument containing such revocation also is acknowledged or proved, certified, and recorded in the same office in which the instrument containing the power was recorded.
N.D. Cent. Code § 47-19-44
Requisites of instrument to revoke power to convey
Official source: North Dakota Legislative Branch. Reproduced from public-domain North Dakota statutes; confirm against the official source for the current text. Not legal advice.