Mont. Code Ann. § 71-1-228

All of the rights, powers, and privileges concerning the redemption from sales of real estate applicable to the sales of real estate under foreclosure proceedings or sales under execution shall be granted and allowed to sales of real estate under and by virtue of the power of sale contained in any mortgage or deed of trust in this state, except to sales of real estate under and by virtue of the power of sale conferred upon a trustee under a trust indenture as defined in the Small Tract Financing Act of Montana.