How to Beat an OUID (Operating Under the Influence of Drugs) Charge in Michigan: Prescription and Marijuana Defenses

Being charged with Operating Under the Influence of Drugs (OUID) in Michigan presents unique legal challenges compared to traditional alcohol-related OWIs. Because there is no universally accepted 'legal limit' for drugs like THC or prescription medications, law enforcement relies heavily on behavioral observations, blood tests, and specialized drug evaluations. Understanding the intricate differences between active impairment, inactive metabolites, and medical exemptions is crucial for building a strong OUID defense.

Marijuana Defenses: Active THC vs. Inactive Metabolites

Under Mich. Comp. Laws § 257.625(8), Michigan enforces a strict 'any amount' rule for Schedule 1 controlled substances. This means that, for a non-medical user, having any amount of a Schedule 1 drug in your system while driving is illegal. However, a major defense hinges on what exactly the blood test detects.

When marijuana is processed by the body, it leaves behind inactive metabolites, known as Carboxy-THC. The landmark case People v. Feezel, 486 Mich. 184 (MI Supreme Court 2010) established that Carboxy-THC is an inactive metabolite and does not qualify as a Schedule 1 controlled substance. Therefore, if your blood test only shows inactive metabolites from usage days or weeks prior, you may have grounds to have the charges dismissed.

The Medical Marijuana Cardholder Exemption

The rules change significantly if you are a registered medical marijuana patient. The Michigan Supreme Court ruled in People v. Koon, 494 Mich. 1 (MI Supreme Court 2013) that the state's zero-tolerance 'any amount' law does not apply to authorized medical marijuana patients. If you hold a valid card, the prosecution cannot convict you merely by showing THC was in your blood; they must definitively prove that you were actually impaired and incapable of safely operating the vehicle at the time of the stop.

Defending Prescription Drug OUIDs (Adderall, Xanax, etc.)

Lawfully taking prescription medication like Adderall, Xanax, or Vicodin is not an automatic shield against an OUID charge. Michigan law dictates that operating a vehicle while impaired by legally prescribed drugs is still an offense. However, the prosecution bears the burden of proving that the medication substantially lessened your ability to drive. The defense typically involves demonstrating that your driving was normal, any erratic behavior was due to medical conditions or fatigue, and that your therapeutic dosage was within safe, prescribed limits.

Flawed Drug Recognition Expert (DRE) Evaluations

Because roadside breath tests only detect alcohol, police often rely on a Drug Recognition Expert (DRE) to determine drug impairment. A DRE from the Michigan State Police, Lansing or a local department performs a 12-step evaluation, including pulse checks, eye exams, and balance tests. These evaluations are highly subjective and prone to error. A skilled local lawyer from our directory can cross-examine the DRE's methodology, highlighting how nervousness, physical disabilities, or poor weather conditions caused a false positive for impairment.

Step-by-Step Defense Process

Handling an OUID case requires a systematic approach, especially in courts that see high volumes of traffic offenses.

Step 1: Arraignment and Discovery

Your case will begin in a local district court, such as the 41B District Court, Clinton Township or the 63rd District Court, Grand Rapids. During discovery, your attorney will request the dashcam footage, DRE reports, and blood test toxicology results.

Step 2: Challenging the Blood Draw

If the officer lacked probable cause for the traffic stop or failed to secure a proper warrant for a blood draw, the evidence may be thrown out. The defense will also request a 'split sample' of your blood to be tested by an independent laboratory to verify if only inactive metabolites were present.

Step 3: Evidentiary Hearings and Plea Negotiations

If the blood test or DRE evaluation is flawed, your lawyer may file a motion to suppress. In many instances, prosecutors may agree to reduce the charge to a civil infraction or a lesser offense like Reckless Driving to avoid a complex trial regarding drug metabolism.

How Much Does it Cost in Michigan?

An OUID conviction carries costs similar to an alcohol OWI, but the defense often requires additional expenses:

• Court Fines: Generally between $100 and $500 for a first offense.
• Independent Blood Testing: Hiring a private lab to test your blood split can cost between $300 and $800.
• Expert Witnesses: Bringing in a toxicologist to testify about active vs. inactive THC can cost $1,500 to $3,500+.
• Legal Representation: Fees vary, but typically range from $3,000 to $8,000 for a complex drug case.

How Long Does the Process Take?

OUID cases typically take longer than alcohol OWIs because blood test results from the state crime lab can take 4 to 8 weeks to process. Overall, resolving an OUID charge can take anywhere from 4 to 9 months.

Frequently Asked Questions (FAQ)