The Administration may determine that a violation did not occur on receipt of verified documentation or other information satisfactory to the Administration from:

1. A. The participant, within 15 days of the notice of violation date, explaining why the participant contends the violation was not committed; or
2. B. The participant's interlock service provider, indicating a reported violation resulted from a malfunction of the installed device for which the participant was not responsible.

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)