Mont. Code Ann. § 30-8-123
30-8-123 Statute of frauds inapplicable
30-8-123 . Statute of frauds inapplicable. A contract or modification of a contract for the sale or purchase of a security is enforceable whether or not there is a writing signed or record authenticated by a party against whom enforcement is sought, even if the contract or modification is not capable of performance within 1 year of its making.