If the dissolution of the credit union is approved pursuant to subdivision (a) or (b) of Section 15250, the board of directors of the credit union shall elect a committee of three members or may by resolution appoint a liquidating agent to liquidate the assets of the credit union. If the commissioner is appointed liquidating agent, the commissioner may act as liquidating agent or appoint the National Credit Union Administration or other person to act as liquidating agent. Whenever the commissioner is appointed liquidating agent, the credit union shall

surrender its certificate to act as a credit union.