Section 20(8) in Tamil Nadu Government Servants (Conditions of Service) Act, 2016
(8)The maximum age limit prescribed in the special rules shall not apply-(i)to the appointment of a candidate belonging to any of the Scheduled Castes, Scheduled Tribes, Backward Class Muslims, Backward Classes, Most Backward Class or Denotified Communities or of destitute widows of all castes to a post included in a service for which the special rules prescribe a qualification lower than a degree of any University recognized by the University Grants Commission, if such candidate possesses a general educational qualification which is higher than that referred to in sub-section (1) and he is otherwise qualified for appointment; or(ii)to the appointment to a post included in a service of a candidate belonging to any of the Scheduled Castes, Scheduled Tribes, Backward Class Muslims, Backward Classes, Most Backward Classes and Denotified Communities or of destitute widows of all castes who holds a degree of any University recognized by the University Grants Commission, if the degree he holds is not lower than the degree prescribed in the special rules for appointment to such post and if he is otherwise qualified for appointment:Provided that, for direct recruitment to a post included in a service for which the minimum qualification required is not higher than the minimum general educational qualification, the age limit prescribed shall be increased by five years in respect of candidates belonging to Scheduled Castes or Scheduled Tribes or in respect of destitute widows of all castes, who do not possess a general educational qualification, which is higher than the minimum general educational qualification:Provided further that for direct recruitment to a post included in a service for which the minimum qualification required is not higher than the minimum general educational qualification, the age limit prescribed shall be increased by two years in respect of candidates belonging to Backward Class Muslims, Backward Classes, Most Backward Classes or Denotified Communities, who do not possess a general educational qualification, which is higher than the minimum general educational qualification.Explanation-I. - (i) For the purpose of this section, "destitute widow" shall mean a widow whose total monthly income from all sources shall not be more than Rs.4,000/- (Rupees four thousand only) including any family pension or other receipts including income from private practice in the case of professionals, but shall not include a divorcee.(ii)A "destitute widow" shall include a candidate born outside the State of Tamil Nadu and became a widow after her marriage to a person belonging to the State of Tamil Nadu and residing permanently in the State of Tamil Nadu and shall also include a candidate born in the State of Tamil Nadu and became a widow after her marriage to a person belonging to any other State and settled permanently in the State of Tamil Nadu, but shall not include a candidate belonging to other State not covered under the above said categories.(iii)Every candidate claiming to be a "destitute widow" shall produce a certificate in the Form specified in Schedule-X, from the Revenue Divisional Officer or the Assistant Collector or the Sub-Collector concerned.Explanation-II. - (i) For the purpose of clause (i) of sub-section (8), a pass in the Pre-University Examination or Higher Secondary Examination or Diploma awarded by the State Board of Technical Education and Training, Tamil Nadu or by any Institution or Board recognised by the Government or any other State Government or the Central Government shall be deemed to be a qualification higher than that referred to in sub-section (1).(ii)To the appointment, in special circumstances to be recorded in writing, of a person selected for appointment to one service or a class or category thereof to another service or a class or category thereof, the qualifications prescribed for appointment to which are identical with those prescribed for appointment to the former service, class or category.