(a) whether the Government is aware of Constitutional amendment of article 16 (4A) and subsequent DOP OM No. 20011/1/2001-Estt. (D) dated 21st January, 2002;
(b) if so, whether the said circular has been implemented with retrospective effect from January 30, 1997;
(c) if so, the details thereof; and
(d) if not, the reasons therefor?