(a) There is established within the Department of Housing and Community Development the Rental Conversion and Sale Division, which shall have as its head a Rental Conversion and Sale Administrator. (b) The Rental Conversion and Sale Administrator shall receive annual compensation equivalent to that received by a District employee compensated at the grade of 15 of the District schedule established under subchapter XI of Chapter 6 of Title 1 [§ 1-611.01 et seq.].