(vi) Writ Court has not considered that vide G.O.Ms.181, School Education (A2) Department dated 29-102001, as against reference 2nd cited therein and read, it is stated inter alia vide para 2 in G.O.Ms.No.181 that it has been ordered that for appointment as Headmasters in Tamil Nadu School Educational Service, one should have passed Account Test for Executive Officers, Deputy Inspectors Test and District Office Manual Test, it has also been ordered in the said government orders, that this will come into force with effect from 01-03-1984"; therefore even before the amendment to the rule - 9 of the said Rules was made in G.O.Ms.181, School Education (A2) Department dated 29-102001, with effect from 1-3- 1984, it was already brought into force with prospective effect from 1-3- 1984 by virtue of G.O.Ms.No.536, Education Department dated 27-03-1982.