UNION joint secretary is a position being held by officers with a wide age-gap; they belong to a seniority gap of 10 to 12 years as well. With the three 2000 batch IAS officers getting appointed as GoI joint secretaries just days after 26 of the batch got empaneled, they are without doubt the junior-most, if not the youngest. Know more about these three 2000 batch IAS — Dr N Saravana Kumar (Bihar cadre), Niranjan Kumar Sudhansu (Maharashtra cadre) and S Suresh Kumar (Andhra Pradesh cadre):