08/17/1949
https://www.presidency.ucsb.edu...
"There shall be at the head of the Defense Production Administration a Defense Production Administrator, hereinafter referred to as the Administrator, who shall be appointed by the President by and wit..."
"By virtue of the authority vested in me by the Constitution and statutes, including the Defense Production Act of 1950, and as President of the United States and Commander-in-Chief of the armed forces..."
"The Administrator shall perform his duties subject to the direction, control, and coordination of the Director of Defense Mobilization."
"The Administrator is hereby designated as the certifying authority for the purposes of and within the meaning of subsection (e) of section 124A of the Internal Revenue Code."