Section 2(2) in Tamil Nadu Schools (Regulation of Collection of Fee) Act, 2009
(2)(i)pre-primary school shall consist of Pre-KG to UKG;(ii)primary school shall consist of LKG to Standard V or Standards I to V;(iii)middle school shall consist of LKG to Standard VIII, Standards I to VIII or Standards VI to VIII;(iv)high school shall consist of LKG to Standard X, Standards VI to X or Standards IX and X;(v)higher secondary school shall consist of LKG to Standard XII, Standards I to XII, Standards VI to XII or Standards XI and XII.
