If a person guarantees a conditional obligation, the person's liability is commensurate with that of the principal and the person is not entitled to notice of the default of the principal unless the person is unable, by the exercise of reasonable diligence, to acquire information of the default and the creditor has actual notice of the default.
Mont. Code Ann. § 28-11-206
Liability upon guaranty of conditional obligation -- notice of default
En
Official source: Montana Code Annotated (Montana Legislature). Reproduced from public-domain Montana statutes; confirm against the official source for the current text. Not legal advice.