DUI lawyers in Colorado (CO)
Colorado charges drunk driving as DUI — driving under the influence. You will also see it written drunk driving: neighboring states use their own labels for the same conduct, and search results mix them freely. Colorado uses the interlock for early reinstatement: instead of sitting out a revocation, you fit a device and drive from the first day the action goes active. What you trade is time on the device — nine months at a lower reading, two years above 0.15% or after a refusal.
The consequences Colorado sets by statute
These are not negotiable with a prosecutor — they follow the conviction. Knowing them is how you judge whether fighting the charge is worth it.
- Interlock term: 9 months for a first offense below 0.149% (running alongside the revocation); 2 years at 0.15% or higher, and 2 years automatically for refusing the test
- Lockout threshold: Set by the approved device standard adopted by the Department of Revenue
- Program run by: Colorado DMV (Department of Revenue)
What each step carries in Colorado: first offense penalties in Colorado, second offense penalties in Colorado and when it becomes a felony penalties in Colorado.
Source: dmv.colorado.gov · checked 2026-08-23
Full Colorado interlock rules, costs and certified centers →
Losing the license before any trial: Colorado’s deadline
A DUI case runs on two tracks at once. The criminal charge takes months. The license is a separate proceeding that does not wait for it, and the window to object is measured in days.
Seven days — from the arrest, or from receipt of blood test results
Decided by. Motor Vehicle Hearings Division, Colorado Department of Revenue
How. Through mydmv.colorado.gov, in person at a DMV office, or by email to the Express Consent Unit.
If it passes. A late hearing can be petitioned for in writing, stating why the deadline was missed — incarceration is the example the department itself gives.
C.R.S. § 42-2-126 · Colorado DMV, the DUI administrative process · checked 2026-08-30
What is different about Colorado
Which seven days you get depends on how the evidence was taken. Breath test or refusal: seven days from the arrest. Blood test: seven days from receiving the results, which can be weeks later. The administrative case runs regardless of what happens in court — the department says plainly that your driving privileges can be restricted even if the criminal case is dismissed.
This is the part of a DUI case where getting a lawyer late costs the most, because nothing about the deadline is recoverable by arguing well afterwards. It is also why the first question worth asking anyone you call is what they intend to do about the license, not what they think of the charge.
How common drunk driving cases are in Colorado
Federal crash records give the backdrop to how Colorado writes and enforces its DUI law. Read the share with care: it depends heavily on how often police obtain an alcohol test, and that varies enormously between states.
Source: NHTSA Fatality Analysis Reporting System, 2020–2022. Counts crashes where police recorded a drinking driver — narrower than the federal 0.08 BAC measure, so the real figure is higher.
What happens, and when
Exact windows are set by Colorado law — confirm yours with an attorney licensed there, because the first one is short.
The administrative clock starts immediately
Separate from any criminal charge, the licensing agency in most states starts its own process to suspend your license. You normally have a short window — in some states as little as seven days — to request a hearing. Miss it and the suspension proceeds regardless of what happens in court. This deadline is the single most common thing people lose by waiting.
Your first court appearance
The arraignment is where the charge is read and a plea is entered. It is usually short. What matters is what has been prepared before it — whether the stop, the testing procedure and the calibration records have been examined.
Evidence and negotiation
Breath and blood testing depends on equipment being maintained and procedures being followed. Records of both are obtainable. Most cases resolve at this stage rather than at trial.
Resolution and what follows
Beyond any fine or jail exposure, a conviction usually brings an interlock requirement, higher insurance through an SR-22 filing, and a record that follows you. The license side and the criminal side are resolved separately, and finishing one does not finish the other.
The CO counties that see the most of these
Cases are heard where the stop happened, and volume shapes local practice: a county that handles hundreds of these has settled routines, diversion programs and known judges. A quiet one may have none of that.
These five counties account for 47% of every alcohol-involved fatal crash in Colorado, so these cases are spread widely across the state rather than concentrated in one metro. Statewide the figure is 37% against 26% nationally, but that gap is not what it looks like: Colorado police obtained an alcohol test for 49% of drivers in fatal crashes, against 40% nationally. Across all 51 jurisdictions the two move together closely — states that test more, record more. Comparing states on this number measures testing practice at least as much as drinking.
Fatal crashes where police recorded a drinking driver, 2020–2022. Source: NHTSA Fatality Analysis Reporting System.
Finding a DUI lawyer near you in Colorado
«Near me» matters more here than in most legal work, and not for convenience. The prosecutor, the diversion program and the judge are all county level, so an attorney who works that courthouse weekly knows things that do not transfer from the next county over.
Distance to the courthouse matters less than how often the attorney appears in it. A firm two hours away that regularly handles CO DUI cases in your county is a better bet than the nearest office that rarely does.
What «best» can and cannot mean
We do not publish a top list, do not rank firms and do not call anyone recommended — anyone who does is selling placement, and star reviews on legal directories are easy to buy. An affordable attorney who rarely fights this charge is not the bargain it looks like. What you can check yourself: whether they are licensed and in good standing with the Coloradobar, how much of their practice is DUI work rather than general criminal defense, and whether they appear in your county specifically.
Fees are set by the firm, not by Colorado, and vary with whether the case is resolved by plea or goes to trial. What actually drives the cost →
What Colorado does about the device
Whatever happens in court, the licensing side ends the same way for most people: an interlock as the condition of driving again. Colorado sets its own trigger, its own length and its own list of companies allowed to fit it.
Colorado does not publish a price cap we could verify, so the fee is whatever the provider quotes and the only leverage is a competitor nearby. See centers and costs in Colorado →
Cities in Colorado
DUI cases are heard in the county where the stop happened, so local practice matters. These are the Colorado cities we cover.
Injured in a Colorado drunk driving accident?
Then you need the opposite of this page: a CO drunk driving accident lawyer, that is a personal injury attorney, who acts against the driver rather than for them.
Attorney advertising. InterlockDeviceNearMe is not a law firm, does not practice law, and does not give legal advice. Nothing here creates an attorney-client relationship. Requesting a consultation connects you with an independent attorney or a legal referral service, who decide separately whether to take your case. Case outcomes depend on facts we do not know, and no result is ever promised. Deadlines in DUI cases are short and vary by state — speak to a licensed attorney in your state before relying on anything you read here.
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