"Trust bank" means:
1. A commercial bank that is authorized to exercise and is exercising trust powers.
2. A branch of the Federal Reserve Bank.
3. A credit union whose deposits are insured by the National Credit Union Share Insurance Fund or by a private insurer approved pursuant to NRS 672.755 that is authorized to exercise and is exercising trust powers.
(Added to NRS by 1967, 6; A 1999, 1491)