Montana Code Ann. § 46-18-101(3)(i)

(1)  It is the purpose of this section to establish the correctional and sentencing policy of the state of Montana. Laws for the punishment of crime are drawn to implement the policy established by this section.
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(3)  To achieve the policy outlined in subsection (2), the state of Montana adopts the following principles:
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(i) Sentencing practices should promote and support practices, policies, and programs that focus on restorative justice principles.