have filed an appeal under Section 31B of the Air (Prevention and Control of Pollution) Act, 1981 in the National Green Tribunal but noticing the jurisdictional aspect as stated, this petition under Article 226 of the Constitution of India challenging the order of the appellate authority had been filed in this Court on 07.10.2013. The closure order was passed on 14.02.2012 whereas the impugned appellate order has been passed on 28.05.2013. In view of the period of limitation, as prescribed by proviso to Section 16 of the National Green Tribunal Act, 2010, the tribunal may, if it is satisfied that the appellant was prevented by sufficient cause from filing the appeal within the said period, allow it to be filed under this section within a further period not exceeding sixty days. When a special jurisdiction has been curved out by Section 31B of the Air (Prevention and Control of Pollution) Act, 1981, this Court definitely lacks in the jurisdiction to entertain the challenge as made in this writ petition. It cannot be doubted that when there is a substantive provision for filing an appeal under Section 16 of the National Green Tribunal Act, this Court cannot waive the substantive jurisdiction to allow the petitioners to throw the challenge against the order of the appellate authority under Article 226 of the Constitution of India inasmuch as this Court is not bereft of power to exercise jurisdiction under Article 226 of the Constitution of India, if it is found that else there would be serious failure of justice and such justice cannot be retrieved by any other means. This is not the case here and accordingly, it is held that after commencement of