South Dakota · DUI · Checked October 2026

Ignition Interlock Rules in South Dakota

Ignition Interlock Rules in South Dakota: What Are the Rules?

When South Dakota requires an ignition interlock after a DUI.

Repeat offenses
For fourth and later offenses, any parole term must include at least one of: an alcohol or drug accountability program, an ignition interlock, a breath alcohol interlock, an alcohol monitoring bracelet, or another enhanced monitoring tool

Repeat Offenses in South Dakota

For fourth and later offenses, any parole term must include at least one of: an alcohol or drug accountability program, an ignition interlock, a breath alcohol interlock, an alcohol monitoring bracelet, or another enhanced monitoring tool.

Official source: repeat offenses (South Dakota)

How the Program Works in South Dakota

South Dakota statutes rely on the 24/7 sobriety program as the condition of court driving permits for repeat offenders and drivers at 0.17 BAC or more; an ignition interlock is one listed option for parole and supervision monitoring on felony DUI sentences.

Official source: how the program works (South Dakota)

More on DUI Law in South Dakota

See the full overview of DUI laws in South Dakota and read about how ignition interlock programs work.

This page summarizes South Dakota law from official sources, checked October 2026. It isn't legal advice; a lawyer licensed in South Dakota can advise on your case.

Frequently Asked Questions

Is an Interlock Required for Repeat Offenses?

For fourth and later offenses, any parole term must include at least one of: an alcohol or drug accountability program, an ignition interlock, a breath alcohol interlock, an alcohol monitoring bracelet, or another enhanced monitoring tool.

Sources

  1. Ignition interlock

dui.help is an independent guide, not a law firm or a government agency, and doesn't give legal advice. For advice on your case, talk to a lawyer licensed in your state; your state bar can refer you, and if you can't afford a lawyer, ask the court about a public defender.