Examined in this perspective, section 82 of the Act (as amended by section 12 of the Amending Act of 1971) is, to say the least, a distinct rule or clause for it provides the extent of the ceiling area in the cases mentioned in it (sub section (1) ), its effect on the lands owned or held individually by the members of a family or jointly by some or all of the members of the family (sub section (2) ), the taking into account of the shares of the members of the family or an adult unmarried person (sub section (3)), the effect of conversion of any class of land specified in Schedule II into any other class of land specified in the schedule or into a plantation and the extent of land liable to be surrendered by a person owning or holding such land (sub section (4) ), lands owned by a private trust or a private institution (sub section (5) ) and exemption of lands covered by section 81 (sub section (6) ).