Mont. Code Ann. § 85-8-620
No bonds or other money obligations issued by any drainage district shall be adversely affected by any subsequent change in assessments of benefits.
History: En. Sec. 94, Ch. 129, L. 1921; re-en. Sec. 7358, R.C.M. 1921; re-en. Sec. 7358, R.C.M. 1935; R.C.M. 1947, 89-2814.