Section 23(1)(a) in The North Cachar Hills Autonomous Districts (Administration of Justice) Rules, 1955
(a)to which the provisions of sub-paragraph (1) of Paragraph 5 of the Sixth Schedule to the Constitution apply, unless the Court has been authorised by the Government to exercise such powers for the trial of particular class or classes of cases and suits specified in that behalf by the Governor as required under the said sub-paragraph (1) of Paragraph 5 of the Sixth Schedule;