Quick answer: A DUI or DWI arrest in Frederick County sets two separate cases in motion at the same time — a criminal case in the District Court in Frederick, and an administrative case at the Maryland MVA that can suspend your license on its own timeline. A first DUI under Md. Code, Transp. § 21-902(a) carries up to 1 year in jail, a $1,200 fine, and 12 points; the lesser DWI charge under § 21-902(b) carries up to 2 months and 8 points. You have only 10 days to protect your license.
I’m David Waranch, and I’ve handled thousands of Maryland DUI, DWI, and serious traffic cases. I defend drivers in the Frederick County courts and at the MVA. Here is how a Frederick County DUI case actually works, and where a real defense can change the outcome.
DUI or DWI? What You Were Actually Charged With
Maryland splits drunk-driving into two charges, both in Md. Code, Transp. § 21-902. DUI — driving under the influence, § 21-902(a) — is the more serious one. It applies when your breath or blood alcohol concentration is 0.08 or more (the “per se” version, where the number by itself proves the charge) or when the officer’s evidence shows you were actually under the influence. DWI — driving while impaired, § 21-902(b) — is the lesser charge for a lower degree of impairment, and it is often the reduced plea a prosecutor will accept in a DUI case.
Where those lines fall comes from the chemical-test statute, Cts. & Jud. Proc. § 10-307. A result of 0.05 or less is presumed not impaired. Above 0.07 (but under 0.08) the result is prima facie evidence of DWI. At 0.08 or more you are treated as under the influence per se — a DUI by the number alone.
“If at the time of testing a person has an alcohol concentration of 0.08 or more … the person shall be considered under the influence of alcohol per se.” — Cts. & Jud. Proc. § 10-307(g)
A high reading of 0.15 or more is not a separate crime, but it pushes you onto the tougher administrative track at the MVA and usually leaves the ignition interlock program as the only way to keep driving. For the two charges explained statewide, see my Maryland DUI lawyer overview.
What Are the Penalties for a DUI in Frederick County?
The penalties come from state law, so a conviction in Frederick carries the same maximums as anywhere in Maryland. What actually varies is the result — and that is where the defense work matters. Here is what § 21-902 authorizes on conviction.
| Charge | First offense | Points | Second offense |
|---|---|---|---|
| DUI — § 21-902(a) | Up to 1 year in jail and/or a $1,200 fine | 12 | Up to 2 years and/or $2,400, with a mandatory minimum 5 days in jail |
| DWI — § 21-902(b) | Up to 2 months in jail and/or a $500 fine | 8 | Up to 1 year and/or $500 |
A few things here surprise people. The second-offense penalties apply when the prior conviction falls within 5 years, and that second DUI carries jail time you cannot buy your way out of with a fine. Twelve points is on its own enough for the MVA to move toward revoking your license, separate from anything the judge does. And because DUI and DWI are serious charges, they are must-appear — there is no box to check and no fine to prepay, so no one can honestly tell you to “just pay it and be done.” For how first-time cases really resolve, read first-offense DUI penalties in Maryland, and my Maryland point system guide shows how the points add up.
The Two Cases You Are Fighting: Criminal and MVA
This is the part most people miss until it is nearly too late. A DUI arrest opens two entirely separate proceedings, and they run on different clocks. The criminal case decides guilt and sentence, and in most cases it is heard in the District Court in Frederick; if you request a jury trial or the case is appealed, it moves to the Circuit Court for Frederick County. The administrative case is run by the MVA under Transp. § 16-205.1, and it decides only one thing: whether you keep your license.
If you tested at 0.08 or more, or you refused the test, the officer takes your Maryland license, hands you a 45-day paper temporary license, and serves an order of suspension. To fight that suspension you must request an MVA hearing — and if you ask within 10 days of the stop, your temporary license keeps you on the road until the hearing. Wait longer (you have up to 30 days to request at all) and the suspension takes effect at day 46 regardless. The alternative to a straight suspension is usually the Ignition Interlock System Program, which is the standard route after a 0.15-or-higher reading or a refusal.
| MVA action | First offense | Second or subsequent |
|---|---|---|
| Test result 0.08–under 0.15 | 180 days | 180 days |
| Test result 0.15 or more | 180 days | 270 days |
| Refusing the test | 270 days | 2 years |
The 10-day MVA clock runs no matter what happens in court. Even if your criminal charge is later dropped or reduced, the MVA can still suspend your license — the two decisions are independent by law. Miss the 10-day window to request a hearing and you lose the strongest protection for your license before you ever stand in front of a judge. If driving matters to you, treat that deadline as the first emergency, not the court date.
We work both cases in parallel — the courtroom and the licensing agency. For the administrative side in this county, see Frederick MVA hearings, and if a refusal is part of your case, can you refuse a breathalyzer in Maryland lays out what that choice really costs.
Where Frederick County DUI Cases Are Heard
Most Frederick County DUI and DWI cases begin in the District Court in Frederick. A jury-trial request or an appeal moves the case to the Circuit Court for Frederick County. The stops themselves tend to cluster on the same corridors: I-70 running east–west through the county, I-270 heading southeast toward Montgomery County and the Beltway, US-15 north–south past the city, and US-40 (the old National Pike). Wherever the stop happened in the county, the case lands in the same court, so the local practice is what shapes the result.
Knowing how the local prosecutors and judges handle these cases — which reductions they will consider, how they weigh a clean record, what they expect on treatment and mitigation — is a genuine part of getting a workable outcome. If your matter runs broader than the DUI charge, my Frederick County traffic lawyer page covers the rest, and commercial drivers should read Frederick CDL violations, because a DUI reaches a CDL even when you were driving your own car.
How a Frederick County DUI Lawyer Defends Your Case
A DUI charge is not a conviction, and there is usually more to challenge than the police report lets on. I look at whether the stop was lawful, whether the field sobriety tests were given the way NHTSA requires, whether the breath device was properly calibrated and the operator certified, and whether the bodycam and dashcam footage actually matches what the officer wrote. Any one of those can move a case from a DUI to a dismissal, a reduction to DWI, or a not-guilty verdict.
Probation before judgment (PBJ) is one of the most valuable outcomes because it is not a conviction — no points, and the DUI stays off your record if you complete the terms. But it is not automatic. Under Crim. Proc. § 6-220(f)(1), a court may not grant PBJ for a § 21-902 offense if you were convicted of, or already received a PBJ for, a DUI or DWI within the previous 10 years. When PBJ is available it usually comes with conditions — an alcohol program, sometimes interlock — and a DUI PBJ carries a long wait before the record can be expunged. For the full range of outcomes, see DUI plea options and PBJ in Maryland. The earlier you call, the more of these doors are still open.
Frederick County DUI FAQ
Request it within 10 days of the stop to keep your temporary license valid until the hearing. You have up to 30 days to request a hearing at all, but a request after 10 days does not extend the 45-day temporary license, so the suspension can take effect while you wait.
DUI under Transp. 21-902(a) is the more serious charge, for a 0.08 or higher result or actual influence, and a first offense carries up to 1 year in jail, a $1,200 fine, and 12 points. DWI under 21-902(b) is for a lesser degree of impairment and a first offense carries up to 2 months and 8 points.
Sometimes. A court cannot grant PBJ for a 21-902 offense if you were convicted of or already received a PBJ for a DUI or DWI within the previous 10 years, under Crim. Proc. 6-220(f)(1). When it is available, PBJ avoids a conviction and points but usually comes with an alcohol program and other conditions.
Law Offices of David R. Waranch — 301-563-9575 · toll-free 1-877-566-2408. Hablamos Español.
Last updated: August 2026. Statutory references: Md. Code, Transp. §§ 21-902 and 16-205.1; Cts. & Jud. Proc. § 10-307; Crim. Proc. § 6-220. This page is general information about Maryland law, not legal advice, and reading it does not create an attorney-client relationship.