Section 45(2)(a) in Tamil Nadu Estates (Abolition and Conversion Into Ryotwari) Act, 1948
(a)the principal landholder and his legitimate sons, grandsons and great-grandsons in the male line living or in the womb on the notified date, including, sons, grandsons and great-grandsons adopted before such date (who are hereinafter called "sharers") and