Mont. Code Ann. § 31-1-106

This is the official text of Mont. Code Ann. § 31-1-106, part of Montana’s Code Ann — part of the compiled statutory law of Montana, published by the state as "Code Ann." Browse the sections below, each linked to its official government source.

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31-1-106 Legal interest

Official statutory text

31-1-106 . Legal interest. (1) Except as otherwise provided by the Uniform Commercial Code, 31-1-111 , and 31-1-112 , unless there is an express contract in writing fixing a different rate or a law or ordinance or resolution of a public body fixing a different rate on its obligations, interest is payable on all money at the rate of 10% a year after it becomes due on:

(a) any instrument of writing, except a judgment;

(b) an account stated;

(c) money lent or due on any settlement of accounts from the date on which the balance is ascertained; and

(d) money received for the use of another person and detained from that person.

(2) In the computation of interest for a period of less than 1 year, 365 days constitute a year.

Status: in_force · Read it on the official government site

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About this page: Statute text is reproduced from official government publishers via the Open US Law dataset (Vaquill AI, snapshot v2026.08, CC BY 4.0). Primary legislative text like this is public domain under the government-edicts doctrine (Georgia v. Public.Resource.Org, 2020). We link every section back to its official source so you can verify it independently.