Section 202(2) in The Ajmer Tenancy and Land Records Act, 1950
(2)If service cannot be so made, or if any person mentioned in sub-section (1) refuses to accept service, the summons may be served by posting a copy thereof at the usual or last known place of residence of the person to whom it is addressed, or, if that person does not reside in the tahsil in which such court is held, and the case to which the summons relates has reference to land in that tahsil, then by posting a copy of the summons on some conspicuous place in or near the estate wherein the land is situated.