Section 74. In section 151 of the principal Act,

74. In section 151 of the principal Act,— (a) in sub-section (1), for the words "the High Court", occurring at both the places, the words "the High Court or the Appellate Board" shall be substituted; (b) in sub-section (3), for the word "courts", the words "Appellate Board or the courts, as the case may be," shall be substituted. 75. Section 152 of the principal Act shall be omitted.