1-11-24 The Attorney General, may promulgate rules for the administration of and provide for procedures and apparatus for testing including electronic monitoring devices and ignition interlock devices.
Source: National Conference of State Legislatures
| How soon can an ignition interlock be installed? | Duration of ignition interlock |
| First Offense .17 BAC or more | As soon as bond is granted or participation into the 24/7 program |
| Second Offense | As soon as bond is granted or participation into the 24/7 program |
| First Refusal | Interlocks not available for first-time refusals |
Source: MADD
| How many times an interlock stopped a drunk driving start (.08 BAC or more) in South Dakota?
1,542
From December 1, 2006 to December 1, 2016 |
Source: MADD
