Here is a pleading before the Nooksack Court of Appeals (NICS) in Belmont v. Kelly:
belmont-v-kelly-etc-brief-re-state-of-nooksack-tribal-judiciary-and-emergency-motion-for-misc-relief
And here is an order from the Nooksack Supreme Court (holdover council) in In re Orders Entered by Nooksack Tribal Court of Appeals: