D.C. Code § 2-132
There is hereby established, under the direction of the Mayor of the District of Columbia, the office of Electrical Engineer, and the Mayor of said District is hereby authorized and directed to appoint an Electrical Engineer, and said Electrical Engineer shall be an expert electrician, possessing a thorough knowledge of the most modern methods for the production, use, and control of electricity and electrical appliances, construction, wiring, and insulation, as well as such executive ability and adaptability to office work as is requisite for the efficient management of the said office. And the Mayor is authorized and directed to appoint 2 electrical inspectors to assist in the work required by the authority of §§ 2-131 to 2-133, who shall perform such clerical duties as may be required by the Mayor.
D.C. Code § 2-132