(1)The Board may, of its own motion or on the application of any aggrieved person or otherwise, call for and examine the record of any proceeding in which a [Commissioner of Customs] [ Inserted by Act 29 of 1988, Section 5 (w.e.f. 1.7.1988).] has passed any decision or order [not being a decision or order passed under sub-section (2) of this section of the nature referred to in sub-section (5) of section 129-D for the purpose of satisfying itself as to the correctness, legality or propriety of such decision or order and may pass such order thereon as it thinks fit.