i am planning to buy a plot of area 800 sq ft from society . Society has bought it from farmer and did a plotting of small plots . when i asked about 143 (section 143 of up land act) conversion of land he tells me that area under 1600 sq fts does not requires 143. A direct residential stamp duty will be applied to me in registration certificate . is this any kind of rule because he did not had done the 143 of land after buying from farmer . The land is already under the municipal plan for residential expansion of cityi am planning to buy a plot of area 800 sq ft from society . Society has bought it from farmer and did a plotting of small plots . when i asked about 143 (section 143 of up land act) conversion of land he tells me that area under 1600 sq fts does not requires 143. A direct residential stamp duty will be applied to me in registration certificate . is this any kind of rule because he did not had done the 143 of land after buying from farmer . The land is already under the municipal plan for residential expansion of city