Unlock Advanced Research with PRISMAI Integrated with over 4 crore judgments and laws — designed for legal practitioners, researchers, students and institutions - Know your Kanoon - Doc Gen Hub - Counter Argument - Case Predict AI - Talk with IK Doc - ... Upgrade to Premium Document Options Get in PDF Print it! [Cites 0, Cited by 0] [Section 140] [Entire Act] Union of India - Subsection Section 140(4) in The Indian Post Office Rules, 1933 (4)(a)Letter in other than roll form shall be in envelopes of the following sizes, unless its dimension are more than 353 x 250 mm, namely :-