Ignition Interlock Device (IID) in Alabama
Alabama uses the term "DUI" for impaired driving offenses. IID requirement: required for all dui offenses. First offense duration: 2 years. Monthly cost: $65-$100.
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Quick Answer
Alabama requires IID for all DUI convictions, including first offenses. The device is required as a condition of receiving a restricted license during the suspension period.
IID Duration by Offense
| Offense | IID Duration |
|---|---|
| 1st Offense | 2 years |
| 2nd Offense | 2 years |
| 3rd Offense | 3 years |
| 4th+ Offense | 5 years |
BAC threshold: Any DUI conviction (no BAC threshold — all offenders)
IID Cost Breakdown in Alabama
| Item | Cost | Notes |
|---|---|---|
| Installation | $70-$150 | One-time fee. Takes about 1 hour. |
| Monthly Lease + Monitoring | $65-$100/mo | Includes device lease and monitoring. |
| Calibration | $25-$75 | Every 30 days. |
| Removal | $50-$100 | One-time fee when IID period ends. |
| Estimated Total (6 months) | $510-$850 | Install + 6 months lease + removal. |
| Estimated Total (12 months) | $900-$1,450 | Install + 12 months lease + removal. |
One-time
Lease + monitoring
Every 30 days
One-time
All-in estimate
All-in estimate
Approved IID Providers in Alabama
Contact providers directly for current pricing and service center locations in Alabama. Compare at least 2-3 providers before choosing — prices and service quality vary.
Restricted License with IID
Alabama allows a restricted license with IID installation after a DUI conviction. The restricted license permits driving to work, school, medical appointments, and court-ordered programs.
Tampering / Circumvention Penalties
Tampering with or circumventing an IID in Alabama is a Class C misdemeanor punishable by up to 3 months in jail and a fine up to $500. The IID period is extended and the restricted license may be revoked.
Early Removal
Alabama does not allow early removal of IID. The full court-ordered period must be completed with no violations.
Alabama-Specific Notes
Alabama's IID law requires all DUI offenders to install an IID to receive driving privileges during their suspension. The state doubled down on IID enforcement in 2018 by expanding the requirement to all offenders.
Frequently Asked Questions
Is an IID required for a first DUI in Alabama?
How long do I need an IID in Alabama?
How much does an IID cost in Alabama?
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