

Appointed by the President on the Union government's advice; took charge 23 Jan 2018. No selection committee existed then. Before the 2023 Act there was no statute on selection: the Union government, by convention, picked senior serving or retired Secretary-rank officers and the President appointed on its advice, with the senior-most EC normally elevated to CEC (as described by the Supreme Court in Anoop Baranwal, 2 Mar 2023).
source ↗A Law Ministry notification said the President appointed Rajiv Kumar, a retired 1984-batch IAS officer, as Election Commissioner in place of Ashok Lavasa. He took charge on 1 Sep 2020, leaving his post as Chairman of the Public Enterprises Selection Board.
Notification text is quoted by Scroll; the Gazette copy was not opened.
Education: B.A. (English Hons) and M.A. English Literature, Delhi University; MBA, Southern Cross University; M.Phil (Defence and Strategic Studies), University of Madras - per ECI profile and ADB
The source lists these without dates. They appear in the source's order.