Section 88(3)(d) in Tamil Nadu General Sales Tax Act, 1959
(d)any person appointed by the Government as the Commissioner, Joint Commissioner, Deputy Commissioner, Assistant Commissioner and Commercial Tax Officer under section 28 of the said Act and continuing in office as such immediately before the commencement of this Act, shall, on and from the date of commencement of this Act, be deemed to have been appointed under this Act and shall continue in office as such till such person ceases to be the Commissioner, Joint Commissioner, Deputy Commissioner, Assistant Commissioner and Commercial Tax Officer;