Section 11(4) in The Indian Post Office Rules, 1933
(4)A post card shall be deemed to be a meghdoot post card if it is so marked and provides in the space on the left hand portion of the address, side, a space for single colour or multi colour printed advertisement and it shall be charged as per the rate of postage specified for meghdoot post card in rule 1 subject to the following conditions, namely:-(a)that such advertisement shall bear pictorial depictions or messages or both(b)that no advertisement shall be printed anywhere else except the space provided therefor on such post card;(c)that on the address portion of such post card the word "Meghdoot post card" shall be printed in Hindi and English;(d)that the obverse side of such post card shall be used for communication only;(e)that such post card shall be single post card;(f)that such post card shall conform to the dimensions and substance of post card specified in clauses (b) and (c) of sub-rule (1) respectively.Vide GSR 612 (E) dated 2nd September, 2002
