The Ignition Interlock System Program established by the Administration under Transportation Article, §16-404.1, Annotated Code of Maryland, requires certain individuals who are convicted of a certain offense under certain circumstances to participate in the Program, requires certain individuals to participate in the Program as a condition of modification of a license suspension or revocation, and allows certain individuals with an alcohol-related driving offense or conviction to participate in the Program as a condition of continued licensure. The purpose of this chapter is to establish the eligibility requirements for participation in the Program, to monitor the participants, and to define the administrative action to be taken if a participant violates the conditions or requirements of the Program.

Authority: Transportation Article, §§12-104(b), 16-205.1, 16-404.1, and 21-902.2, Annotated Code of Maryland

Effective date: November 3, 2008 (35:22 Md. R. 1958)

Regulation .01 amended as an emergency provision effective October 1, 2011 (38:21 Md. R. 1275); amended permanently effective December 12, 2011 (38:25 Md. R. 1582)

Regulation .02B amended effective October 1, 2016 (43:19 Md. R. 1073); October 1, 2019 (46:19 Md. R. 815)

Regulation .03 amended as an emergency provision effective October 1, 2011 (38:21 Md. R. 1275); amended permanently effective December 12, 2011 (38:25 Md. R. 1582)

Regulation .03 amended effective March 28, 2016 (43:6 Md. R. 409); October 1, 2016 (43:19 Md. R. 1073); December 12, 2024 (51:24 Md. R. 1081)

Regulation .04A amended effective July 26, 2010 (37:15 Md. R. 999); October 1, 2016 (43:19 Md. R. 1073)

Regulation .04C adopted effective October 1, 2019 (46:19 Md. R. 815)

Regulation .04D adopted effective April 15, 2024 (51:7 Md. Reg. 332)

Regulation .05B, C amended effective December 11, 2025 (52:24 Md. R. 1198)

Regulation .05F, G adopted as an emergency provision effective October 1, 2011 (38:21 Md. R. 1275); amended permanently effective December 12, 2011 (38:25 Md. R. 1582)

Regulation .05H adopted effective October 1, 2016 (43:19 Md. R. 1073)

Regulation .07 amended effective July 26, 2010 (37:15 Md. R. 999)

Regulation .07 amended as an emergency provision effective October 1, 2011 (38:21 Md. R. 1275); amended permanently effective December 12, 2011 (38:25 Md. R. 1582)

Regulation .09 adopted effective October 1, 2016 (43:19 Md. R. 1073)