The taking of collateral or other security for an indebtedness for which a lien might be claimed under the provisions of this chapter in no way impairs the right to the lien unless the security, by express agreement, is given and received in lieu of the lien.
N.D. Cent. Code § 35-27-20
Collateral security does not impair lien - Exception
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.