For a certificate filed prior to July 1, 1991, the secretary of state shall cancel the certificate of limited partnership after July 1, 1992, if the certification is more than 5 years old and not renewed in accordance with this part.
Mont. Code Ann. § 35-12-613, under Formation -- Certificate of Limited Partnership.
Mont. Code Ann. § 35-12-613
For a certificate filed prior to July 1, 1991, the secretary of state shall cancel the certificate of limited partnership after July 1, 1992, if the certification is more than 5 years old and not renewed in accordance with this part.