Bar of civil suits

[Save as otherwise provided in this Act], no civil court shall entertain—

1. (a) any suit appeal or application for revision—
   • (i) to question the validity of any procedure or the legality of any order or agreement made or certificate issued under this Act, or
   • (ii) to recover any debt recorded as wholly or partly payable under an agreement made in accordance with section 17 from any person who, as a debtor, was party to such agreement, or
   • (iii) to recover any debt which has been deemed to have been duly discharged under the provisions of this Act ;
2. (b) any application to execute a decree, the execution of which is suspended under sub-section

1. (3) or
2. (4) of section 20 ;
   • (c) any suit for a declaration, or any suit or application for injunction, affecting any proceedings under this Act before a board.]