Section 18(1) in The Appellate Tribunal for Petroleum and Natural Gas (Procedure, Form, Fee and Record of Proceedings) Rules, 2009
(1)Every appeal or petition or application or caveat petition or objection or counter presented to the Appellate Tribunal shall be in English and in case it is in some other Indian language, it shall be accompanied by a copy of translation in English and shall be fairly and legibly type written, lithographed or printed in double spacing on one side of standard petition paper with an inner margin of about four centimetres width on top and with a right margin of 2.5 centimetres, and left margin of 5 centimetres, duly paginated, indexed and stitched together in paper book form;
