Section 41(2) in The Haryana New Mandi Townships Building Rules, 1967
(2)For 5 metres (16.404 ft.) from top of the wall the thickness shall be 34.29 centimetres (13½ inches). Provided that, where the wall does not exceed 9 metres (29.528 ft.) in height the wall for 3.5 metres (11 ft. 5.8 inches) from the top may be 22.86 centimetres (9 inches).
