DC DMV Announces New Mandatory Ignition Interlock Device Program for Substance-abuse Driving Offenders Date Released: Mon, 12/12/2022The mandatory ignition interlock device program will become effective Monday, December 19, 2022. Read more about DC DMV Announces New Mandatory Ignition Interlock Device Program for Substance-abuse Driving OffendersEnglish Pages« first‹ previous…272829303132333435…next ›last »