DUI which stands for driving under the influence is a crime characterized by operating a motor vehicle, bicycle, or boat while under the influence of alcohol, drugs or both. Driving under the influence of alcohol is measured as a blood alcohol concentration of .08 or more at the time of driving. It is punishable by fines, probation, alcohol classes and possibly jail.
DUI Laws

- Driving Under The Influence – Vehicle Code 23152(a) VC – This guide provides an in-depth understanding of the dual processes both criminal and administrative that happen after an arrest for this violation.
- Vehicle Code 23152(b) VC – California’s Driving With a Blood Alcohol Content of .08% or More Law – This post explains California’s law on illegally driving at or above a blood alcohol concentration of .08 or greater.
- Vehicle Code 23152(d) VC – California’s Commercial Drivers DUI Law – Learn about the laws for commercial drivers if they are found to be driving under the influence.
- California Vehicle Code 23152(e) VC – Find out the elements of California’s DUI law for a taxi, limo, and ride-share drivers.
- Vehicle Code 23136 VC – California’s DUI Charges For Drivers Under the Age Of 21 – Understand California’s DUI laws with respect to underage drivers.
- Out of State Drivers Receiving a California DUI – This post will provide an understanding of the what difficulties out of state drivers amy face if arrested for DUI in California.
- Vehicle Code 23572 Vc – California’s DUI with a Child Passenger Enhancement – This penalty assessment increases the sentencing guidelines for DUI defendants.
- Vehicle Code 21200.5 VC – Cycling Under The Influence – A guide to cyclists being arrested for driving under the influence.
- Harbors & Navigation Code 655 HN – California’s Boating Under The Influence Law– Find out what penalties exist for boating under the influence under California law.
- Can You Get a DUI in a Parked Car? – Learn about what specific situations can lead to an arrest for DUI while sitting in a parked.
- DUI Expungement – This guide will explain the process of expunging a conviction for DUI after all requirements have been met.
Useful DUI Calculators
DUI Penalties, Reductions & Enhancements

- First DUI Offense In California – This guide explains the process of a first time DUI including defenses and penalties.
- Second DUI Offense in California – Learn about the additional penalties associated with a second DUI.
- Third DUI Offense in California – This post explains the penalties for a third DUI offense or wet reckless within a ten year period.
- Fourth DUI Offense in California – Understand the mandatory minimum penalties for a fourth DUI.
- Hit & Run Vehicle Code 20001 & 20002 – Read about California’s laws on a hit and run accidents.
- Wet Reckless DUI plea bargain – Find out if this is a realistic plea bargain reduction to a DUI in your case.
- Dry Reckless DUI plea bargain – This guide will explain under what circumstances someone might be able to receive a dry reckless offer from the prosecution in lieu of a DUI conviction.
- Exhibition of Speed – This article explains this significant reduction from a DUI and when they may be possible.
- Penal Code 647(f) PC – California’s Drunk In Public Law – Learn about the elements and defense for public drunkenness.
- DUI Speed Enhancement – This is penalty enhancement if convicted for a DUI.
- SCRAM Device – This article explains the specifics of this DUI penalty.
- Ignition Interlock Device – Find out when someone may need to install an ignition interlock device as a result of a DUI conviction.
- DUI Classes & Program Requirements – Learn about DUI classes and program length requirements.
DUI Videos
Drivers License Suspension

- California DUI – DMV Hearing – Learn About The DMV hearing process after an arrest for DUI.
- 1st, 2nd, 3rd Time Drivers License Suspension – This guide provides an explanation of the
- Restricted Or Temporary License – Understand when you can and can’t recieve a restricted or temporary license.
- How A DUI Affects Your Auto Insurance (SR-22 Requirements) – This guide explains insurance requirements that will be needed after being convicted of DUI.
- Vehicle Code 14601 VC – California’s Driving On a Suspended License Law – Learn about the legal defenses and penalties for violating vehicle code 14601.
DUI Defenses & Investigation

- Misdemeanor DUI Court Process – This guide explains the step by step process of a misdemeanor DUI from a first court appearance to case resolution.
- DUI Blood Test
- Rising Blood Alcohol Defense In a DUI Case – This article explains this very important defense which may reveal a lower BAC while driving than at the time of arrest.
- GERD as a Defense to DUI – This post provides information about GERD or acid reflux which may affect a DUI breath test.
- Mouth Alcohol as a DUI Defense – This article explains the possibility of mouth alcohol changing a breath test reading.
- California Laws Regarding DUI Checkpoints – This post explains which police failures at a checkpoint can be challenged in court.
- Police Mistakes in a DUI Investigation – Learn about which mistakes police officers can make that may have an impact on a DUI investigation.
- Examples Of Lack Of Probable Cause for a DUI Stop or Arrest
- Field Sobriety Tests After Being Stopped For DUI – Learn about which field sobriety tests police officers use against DUI suspects.
- What to Do if Stopped for a DUI – This guide explains what steps to take if pulled over for a DUI.
- Miranda Rights and DUI – Understand if an officer is required to “Mirandize” you after a DUI arrest.
- How a Breathalyzer Test Affects A DUI Case – Learn about DUI breathalyzer tests.
- DUI Drug Defenses That Can Get Your DUI Reduced or Dismissed – Learn about defenses For Vehicle Code 23152(f).
- How A Blood Split Order Can Help Your DUI Case – Find out when a blood split order should be utilized in a DUI case.
- Los Angeles DUI Attorney – Contact an attorney to help you with your case.
DUI Drugs

- Vehicle Code 23152(f) VC – DUI of Drugs – This guide outlines California’s law on driving under tthe influence of drugs.
- Marijuana DUI – Find out how marijuana DUI’s can be challenged in a court of law.
- Xanax DUI – A post about DUI of benzodiazepine.
- Ambien or DUI of Sleeping Pills – Learn about the unique effects ambian and sleeping pills could have on a DUI defendant.
- California Vehicle Code 23152(g) VC – Learn about California’s law on DUI of both alcohol and drugs and what defenses may exist.
- DUI of GHB – Find out the penalties for driving under the influence of GHB.
Felony DUI

- Vehicle Code 23153 VC – California’s DUI Causing Injury Law – This guide goes in depth to explain the defense and penalties for this crime.
- Penal Code 191.5(b) VC – California’s Negligent Vehicular Manslaughter While Intoxicated Law – Understand the difference between gross and negligent manslaughter.
- Penal Code 191.5 VC – California’s Gross Vehicular Manslaughter While intoxicated Law – This post explains the defense and sentencing guidelines for this crime.
- DUI Charged as Murder – This guide goes through all the step by step elements of a DUI murder charge.
- 4th Time DUI in California – Learn about the increased penalties for a fourth DUI in 10 years.
- Is a DUI a Felony – Understand which situations can turn a DUI into a felony.