D.C. Mun. Regs. tit. 19, § 504
504.1 No employee shall engage in outside employment or private business or professional activity that conflicts, or would appear to conflict, with the fair, impartial and objective performance of the employee's assigned duties and responsibilities.
504.2 An employee may accept outside employment if:
SOURCE: Final Rulemaking published at 44 DCR 7140, 7141-42 (November 21, 1997).