Ignition Interlock Device (IID) in Maine
Maine uses the term "OUI" for impaired driving offenses. IID requirement: required for all dui offenses. First offense duration: 1 year. Monthly cost: $65-$100.
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Quick Answer
Maine requires IID for all OUI (Operating Under the Influence) convictions, including first offenses with BAC 0.08%+.
IID Duration by Offense
| Offense | IID Duration |
|---|---|
| 1st Offense | 1 year |
| 2nd Offense | 3 years |
| 3rd Offense | 6 years |
| 4th+ Offense | 10 years |
BAC threshold: Any OUI conviction (no BAC threshold — all offenders)
IID Cost Breakdown in Maine
| Item | Cost | Notes |
|---|---|---|
| Installation | $80-$150 | One-time fee. Takes about 1 hour. |
| Monthly Lease + Monitoring | $65-$100/mo | Includes device lease and monitoring. |
| Calibration | $25-$75 | Every 60 days. |
| Removal | $50-$100 | One-time fee when IID period ends. |
| Estimated Total (6 months) | $520-$850 | Install + 6 months lease + removal. |
| Estimated Total (12 months) | $910-$1,450 | Install + 12 months lease + removal. |
One-time
Lease + monitoring
Every 60 days
One-time
All-in estimate
All-in estimate
Approved IID Providers in Maine
Contact providers directly for current pricing and service center locations in Maine. Compare at least 2-3 providers before choosing — prices and service quality vary.
Restricted License with IID
Maine issues a conditional license with IID for essential driving purposes.
Tampering / Circumvention Penalties
Tampering with an IID in Maine carries fines, possible jail time, and extension of the IID requirement.
Early Removal
Maine does not allow early removal.
Maine-Specific Notes
Maine uses the term OUI (Operating Under the Influence). The state has very long IID durations for repeat offenders: up to 10 years for a fourth offense.
Frequently Asked Questions
Is an IID required for a first OUI in Maine?
How long do I need an IID in Maine?
How much does an IID cost in Maine?
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