Powers of Controller generally
(1) Any document for the amendment of which no special provision is made in the Act may be amended and any irregularity in procedure which in the opinion of the Controller may be obviated without detriment to the interests of any person, may be corrected if the Controller thinks fit and upon such terms as he may direct.
(1A) The provisions contained in sub-rule (1) shall be not be applicable for matters related to- (i) extension of time or condonation of delay under sub-rule (5) of rule 12; (ii) clause (i) of sub-rule (4) and sub-rule (6) of rule 20; (iii) rule 21; (iv) sub-rules (1), (5) and (6) of rule 24B; (v) sub-rules (10) and (11) of rule 24C; (vi) sub-rule (4) of rule 55; (vii) sub-rule (1A) of rule 80; (viii) sub-rules (1) and (2) of rule 130; (ix) sub-rule(2) of rule 131.