Section 3(1) in The Adjudicating Authority (Procedure) Regulations, 2013
(1)Every application, complaint, pleading, affidavit and other papers to be filed before the Adjudicating Authority shall be fairly, legibly type-written or printed in Hindi or English on durable white foolscap folio paper of Metric A-4 size (30.5 cms. long and 21.5 cms. wide) on the one side of paper only in double space with left margin of 5 cms. and right margin of 2.5 cms. paginated, indexed and stitched together in the paper book form.
