December 2007: MADD and DOT submit report on Interlock to legislature on behalf of the working group. In January 2008 12 Ignition Interlock bills are introduced and MADD Hawaii conducts briefings for legislators. In June 2008 Ignition Interlock bill is signed into law by Governor Lingle (Act 171) and a Task Force is authorized to work on expansion of Act 171 to provide for implementation of the interlock system in July 2010.