D.C. Mun. Regs. tit. 17, r. 17-103
To be eligible for licensure as an Asbestos Worker, an applicant who is not currently and comparably licensed in another jurisdiction shall, not more than two (2) years prior to the date of application, complete a course of instruction on asbestos abatement for workers that has been accredited by the Environmental Protection Agency (EPA) in accordance with the EPA Asbestos Model Accreditation Plan (MAP) issued under the Asbestos Hazard Emergency Response Act of 1986, as amended (AHERA), or a course that has been approved by another state or territory which meets or exceeds the standards of the MAP.
To be eligible for licensure as an Asbestos Supervisor, an applicant who is not currently and comparably licensed in another jurisdiction shall, not more than two (2) years prior to the date of application, complete a course of instruction on asbestos abatement for contractors or supervisors that has been accredited by the EPA in accordance with the MAP issued under AHERA, or a course that has been approved by another state or territory which meets or exceeds the standards of the MAP.
Any applicant that has completed a course prescribed by § 103.1 or § 103.2 more than one (1) year prior to the date of his or her application, must submit proof of having completed a course of Annual Refresher Training which meets the requirements of § 106.4 of this chapter within one (1) year of the date of application.
D.C. Mun. Regs. tit. 17, r. 17-103