Montana Title 53. Social Services and Institutions § 53-21-1324. Revocation

(1) The principal may revoke a directive in whole or in part orally or in writing at any time unless the directive provides that:

(2) As allowed by the terms of the directive, the principal may:

(3) A health care provider, agent, guardian, or conservator who is informed of a revocation shall promptly communicate the fact of the revocation to the supervising health care provider and to any health care institution where the patient is receiving care.

(4) A decree of annulment, divorce, dissolution of marriage, or legal separation revokes a previous designation of a spouse as agent unless otherwise specified in the directive or in a durable power of attorney.

(5) A directive revokes all prior directives unless the newest directive instructs otherwise.