The Centre formally announced the appointment of senior most election commissioner Sunil Arora as the Chief Election Commissioner today. A notification issued by the Law Ministry said the 62-year-old former bureaucrat would take over his new position Sunday. <br />''<br />''<br />''The incumbent CEC, Om Prakash Rawat, demits office Saturday. <br />''A CEC or an EC can have a tenure of six years or hold office till the age of 65 years, whichever is earlier. The convention is to appoint the senior-most election commissioner as chief election commissioner. <br />''  <br />''<span style="color: #222222;">A 1980-batch IAS Mr Arora was appointed as the election commissioner in August last year.  Mr Arora had been the information and broadcasting secretary, secretary in the Ministry of Skill Development.</span>