S. 263 : Commissioner-Revision of orders prejudicial to revenue-Limitation-Order to be made within two years-Order passed and dispatched with in two years-Received the copy of order after eight months-Order is valid-Date of receipt is not relevant-Interpretation of taxing statute-The provision of the statute are to be as they are and nothing is to be added or taken away from the provisions of the statute. [S. 263(2)]