D.C. Mun. Regs. tit. 6, r. 6-C999
The following definitions apply to this chapter:
Excepted Service - positions identified as being statutory, transitional, public employment, special category, training, or policy positions, and authorized by §§ 901 through 908 of the CMPA (D.C. Official Code §§ 1-609.01 through 1-609.08 (2012 Repl.)). These positions are not in the Career, Educational, Management Supervisory, Legal or Executive Service.
Hard-to-fill position - a position designated as a hard-to-fill position pursuant to § 911.4 of this chapter on the basis of demonstrated recruitment and retention problems due to problems such as but not limited to the uniqueness of the duties and responsibilities of the role or the unusual combination of highly specialized qualification requirements for the position.
D.C. Mun. Regs. tit. 6, r. 6-C999