Restrictions On Judicial Officers After Term Has Expired

Mont. Code Ann. § 3-1-605, under Restrictions on Judicial Officers.

Mont. Code Ann. § 3-1-605

A judicial officer, as defined in 1-1-202, after the expiration of the officer's term of office, may not act as attorney or counsel in any action or special proceeding that has been before the officer in the officer's official capacity.