Section 40(2) in Tamil Nadu Government Servants (Conditions of Service) Act, 2016
(2)The seniority of a person in a service, class, category or grade shall, where the normal method of recruitment to that service, class, category or grade is by more than one method of recruitment, unless the individual has been reduced to a lower rank as a punishment, be determined with reference to the date on which he is appointed to the services, class, category or grade:Provided that where the junior appointed by a particular method of recruitment happens to be appointed to a service, class, category or grade, earlier than the senior appointed by the same method of recruitment, the senior shall be deemed to have been appointed to the service, class, category or grade on the same day on which the junior was so appointed:Provided further that the benefit of the above proviso shall be available to the senior only for the purpose of fixing inter-se-seniority:Provided also that where persons appointed by more than one method of recruitment are appointed or deemed to have been appointed to the service, class, category or grade on the same day, their inter-se-seniority shall be decided with reference to their age.
