A power of attorney to execute a mortgage must be in writing subscribed, acknowledged or proved, certified, and recorded in like manner as powers of attorney for grants of real property.
N.D. Cent. Code § 35-03-03
Power of attorney to execute mortgages - Requisites
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.