D.C. Mun. Regs. tit. 16, r. 16-1302
The provisions of this chapter and §§ 4(a), 5, 6, 7, and 9 of the Act (D.C. Official Code §§ 44-1703(a), 44-1704, 44-1705, 44-1706, and 44-1708 (2001 Ed.)) shall not be applicable to any solicitation which meets the requirements of this section.
Any solicitation of the members (or the families of members) of any church, club, or society the governing body of which, by official action spread upon minutes of that body, has approved that solicitation, and has made provision acceptable to the Director to supervise the solicitation, shall be exempt under this section.
Any solicitation of the members of a work force of any public or private organization, if that solicitation is approved by and conducted under the supervision of the employer or the employer's duly authorized representative, and is only carried on within the place or places of employment of the work force, shall be exempt under this section.
For the purposes of § 1302.3, the term "organization" means any public, quasi-public, or private firm, establishment, association, plant, factory, or other place of employment; the government of the District of Columbia or any department, agency or office thereof; and any department, agency, office, or corporation of the government of the United States.
D.C. Mun. Regs. tit. 16, r. 16-1302