(1) An appeal shall lie to the High Court from every order passed in appeal by the Appellate Tribunal, if the High Court is satisfied that the case involves a substantial question of law.
(2) The Principal Chief Commissioner or the Chief Commissioner or the Principal Commissioner or the Commissioner or an assessee, may file an appeal to the High Court on being aggrieved by any order passed by the Appellate Tribunal and such appeal shall be—
(a) filed within a period of one hundred and twenty days from the date on which the order appealed against is received by the Principal Chief Commissioner or the Chief Commissioner or the Principal Commissioner or the Commissioner or the assessee;
(b) in the form of a memorandum of appeal precisely stating therein the substantial question of law involved.
(3) The High Court may admit an appeal after the expiry of the period of one hundred and twenty days referred to in sub-section (2), if it is satisfied that there was sufficient cause for not filing the appeal within that period.
(4) If the High Court is satisfied that a substantial question of law is involved in any case, it shall formulate that question.
(5) The appeal shall be heard only on the question so formulated, and the respondents shall, at the hearing of the appeal, be allowed to argue that the case does not involve such question.
(6) Notwithstanding anything in sub-sections (4) and (5), the High Court may exercise its power to hear the appeal on any other substantial question of law not formulated by it, if it is satisfied that the case involves such question of law.
(7) The High Court shall decide the question of law so formulated and deliver such judgment thereon containing the grounds on which such decision is founded and may award such cost as it deems fit.
(8) The High Court may determine any issue which —
(a) has not been determined by the Appellate Tribunal; or
(b) has been wrongly determined by the Appellate Tribunal, by reason of a decision on the question of law referred to in sub-section (1).
(9) The provisions of the Code of Civil Procedure, 1908 (5 of 1908), relating to appeals to the High Court shall, so far as may be, apply in the case of appeals under this section.
(10) When the High Court delivers a judgment in an appeal filed before it under sub-section (7), effect shall be given to the order passed on the appeal by the Assessing Officer on the basis of a certified copy of the judgment.