Explanation:

Section 2(b) of the Industrial Dispute Act, 1947 defines Award as follows - According to Section 2(b) of the Industrial Disputes Act, 1947 .Award means an interim or a final determination of any Industrial Dispute or of any question relating thereto by any Labour Court, Industrial Tribunal or National Industrial Tribunal and includes an arbitration award made under section 10A.

Where the appropriate Government, whether of its own motion or on the application of any party bound by the award, considers that since the award was made, there has been a material change in the circumstances on which it was based, the appropriate Government may refer the award or a part of it to a Labour Court, if the award was that of a Labour Court or to a Tribunal, if the award was that of a Tribunal or of a National Tribunal, for decision whether the period of operation should not, by reason of such change, be shortened and the decision of Labour Court or the Tribunal, as the case may be on such reference shall be final.