[1]264. Revision of other orders.

(1) In the case of any order other than an order to which Section 263 applies passed by an authority subordinate to him, the [2][Principal [3][Chief Commissioner or Chief Commissioner or Principal] Commissioner or Commissioner] may, either of his own motion or on an application by the assessee for revision, call for the record of any proceeding under this Act in which any such order has been passed and may make such inquiry or cause such inquiry to be made and, subject to the provisions of this Act, may pass such order thereon, not being an order prejudicial to the assessee, as he thinks fit.

(2) The [4][Principal [5][Chief Commissioner or Chief Commissioner or Principal] Commissioner or Commissioner] shall not of his own motion revise any order under this section if the order has been made more than one year previously.

(3) In the case of an application for revision under this section by the assessee, the application must be made within one year from the date on which the order in question was communicated to him or the date on which he otherwise came to know of it, whichever is earlier :

Provided that the [6][Principal [7][Chief Commissioner or Chief Commissioner or Principal] Commissioner or Commissioner] may, if he is satisfied that the assessee was prevented by sufficient cause from making the application within that period, admit an application made after the expiry of that period.