If a Federal credit union is determined to be insolvent and placed into liquidation pursuant to 12 U.S.C. 1787,the,not,apply. Notwithstanding other provisions of this part, the board of directors of the credit union may meet following the placing of the institution into liquidation for the sole purpose of considering and authorizing the filing of this action in the name of the credit union. No such action in the name of the credit union may be instituted without the authorization of the board of directors of the institution pursuant to a valid board of directors resolution. No credit union funds shall be available to pay expenses incurred in bringing a legal action to challenge the Board's liquidation action.