D.C. Mun. Regs. tit. 5, r. 5-E1106
The Board of Education, upon recommendation of the Superintendent, shall authorize rates of pay above the minimum for categories of positions where it is extremely difficult to recruit at the minimum step rate of a salary schedule. These categories shall be identified at least once yearly and shall remain in effect for one (1) school year following approval.
The Board may also authorize appointment above the minimum step rate of a salary schedule for individuals who possess unique or unusually high qualifications of special need to the Board or whose annual salary immediately prior to the appointment was higher than the prescribed rate of compensation, unless covered under § 1106.1.
The provisions of § 1105 shall also apply in the assignment of employees to salary steps within the ET class.
D.C. Mun. Regs. tit. 5, r. 5-E1106