The deputy director of the CIA for operations is a senior United States government official in the U.S. Central Intelligence Agency who serves as head of the Directorate of Operations. The position was established December 1, 1950 and from January 4, 1951, until March 1, 1973, it was known as Deputy Director of Plans (DDP). When this unit was known as the Directorate of Plans, it at first accounted for about 75% of the CIA budget and about 60% of the personnel within the CIA.