D.C. Mun. Regs. tit. 17, § 8704
8704.1 In addition to the requirements of § 8702.1, an applicant for an addiction counselor I certification shall take and pass the National Association of Alcohol and Drug Abuse Counselors – National Certification Commission (NAADAC-NCC) Level I examination. The examination shall be taken after the applicant has satisfied all of the requirements of § 8702.1 and § 8702.2, if applicable.
8704.2 In addition to the requirements of § 8702.3, an applicant for an addiction counselor II certification shall take and pass the NAADAC-NCC Level II examination. The examination shall be taken after the applicant has satisfied all of the requirements of §§ 8702.3 and 8702.4, if applicable.
Source: Notice of Final Rulemaking published at 57 DCR 11937, 11942 (December 17, 2010).