When preliminary proof of loss is required by an insurance policy, the insured is not bound to give such proof as would be necessary in a court, but it is sufficient for the insured to give the best evidence which the insured has at the time.
N.D. Cent. Code § 26.1-32-06
Proof or notice of loss - Requirements
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.