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DUTIES AND RESPONSIBILITIES OF THE HEAD OF THE OFFICE Office of the Principal Chief Controller of Accounts Central Board Excise Customs, Department of Revenue, Ministry of Finance, DGACR Building, IP Estate, New Delhi110002 DUTIES AND FUNCTIONS OF HEAD OF OFFICE ? UNDER ARTICLE 53 OF THE CONSTITUITION, EXECUTIVE POWERS VEST WITH THE PRESIDENT. ? POWERS EXERCISED BY THE COUNCIL OF MINISTERS HEADED BY PRIME MINISTER. ? MINISTRIES / DEPARTMENTS FUNCTIONS UNDER THE CHARGE OF MINISTERS ASSISTED BY SECRETARIES/ HEAD OF DEPARTMENTS. DUTIES AND FUNCTIONS OF HEAD OF OFFICE CONTINUE ? THESE AUTHORITIES EITHER TAKE DECISIONS OR CONVEY GOVERNMENT DECISIONS TO THE LOWER AUTHORITIES ? THE RESPECTIVE OFFICES / UNITS FUNCTIONING UNDER THE CONTROL OF MINISTRIES VIRTUALLY IMPLEMENT THESE DECISIONS AND ORDERS ? EACH OFFICE IS HEADED BY AN OFFICER FOR THE INDIVIDUAL OFFICE APPOINTMENT OF HEA