Once applicable to any security interest, this chapter shall
remain in effect with respect to that security interest until all
obligations secured thereby have been fully and finally discharged
or otherwise fully satisfied, except that this chapter may be amended,
with prior notice to each secured party, only to the extent such amendment
is not adverse in any way to any secured party with respect to any
security interest.
Nothing in this chapter shall waive or impair the Tribe's
sovereign immunity or the sovereign immunity of any other tribal party.