77. Instructions to Subordinate Officers

 The Commissioner may, from time to time, issue such orders, instructions and directions not inconsistent with the provisions of the Act or the rules made thereunder to his subordinate officers as he may deem fit, for the proper administration of the Act and such officers and all other persons employed in the enforcement of the Act, shall comply with such orders, instructions and directions:

Provided that no such orders, instructions or directions shall be such as to interfere with the discretion of any appellate authority in exercise  of its appellate functions.