Provided also that the Central government may, if it considers it necessary in public interest to do so, give extension in service to the Defence Secretary. Under this rule, the Home Secretary, Director of Intelligence Bureau, Secretary of Research and Analysis Wing, and Director of Central Bureau of Investigation are appointed under the Delhi Special Police Establishment Act, 1946 (25 of 1946) and Director of Enforcement is appointed under the Central Vigilance Commission Act, 2003 (45 of 2003) in the Central government for such period or periods as it may deem proper on a case-to-case basis for reasons to be recorded in writing, subject to the condition that the total term of such Secretaries or Directors, as the case may be, who are given such extension in service under this rule, does not exceed two years or the period provided in the respective Act or rules made thereunder, under which their appointments are made."
