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DUI / DWI (57)

DUI / DWI overview Boating Under the Influence Breathalyzer Test Commercial Driver CDL DUI Disorderly Conduct Disturbing the Peace DMV Hearing Defense Driving with a Suspended License Driving Without a License Driving Without Insurance Drug DUI Drunk in Public DUI Accident Defense DUI Alcohol DUI and Professional Licenses in California DUI Blood Test Defense DUI Causing Injury DUI Checkpoint Defense Attorney DUI Defense Costs DUI Expungement in California DUI Immigration Consequences DUI in Construction Zones and School Zones DUI Lawyer DUI Lawyer Fullerton, CA DUI License Reinstatement DUI Marijuana DUI Penalties DUI Prescription Drugs DUI Probation Violation DUI Process – What to Expect DUI Refusal Cases DUI Trial – Jury Trial Defense DUI with Child Passenger Evasion Exhibition of Speed Felony DUI Field Sobriety Tests First-Time DUI Fourth DUI Felony Escalation Hit and Run Hit and Run DUI Hit and Run with Injury or Death Ignition Interlock Device Violations Illegal Traffic Stop – Probable Cause Defense Medical Conditions as a Defense to DUI Misdemeanor vs Felony DUI Overview Mouth Alcohol Defense to DUI Out-of-State DUI Public Intoxication Reckless Driving Rising Blood Alcohol Defense Second Time DUI Street Racing Third DUI California Title 17 Violations of Breath and Blood Test Procedures Underage DUI Watson Murder / DUI Murder Wet Reckless

Violent Offenses (45)

Violent Offenses overview Aggravated Assault Animal Cruelty Arson Assault on a Police Officer Assault with a Deadly Weapon Assault With Force Likely to Produce Great Bodily Injury Battery Battery on a Spouse or Cohabitant or Dating Partner Brandishing a Weapon Child Abuse Child Endangerment Concealed Firearm Conspiracy Corporal Injury on a Spouse or Cohabitant Criminal Threats Discharging a Firearm Dissuading a Witness or Victim Witness Intimidation Domestic Violence Drive-By Shooting Elder Abuse Expungement (Record Clearance After Violent Crime Conviction)False Imprisonment Federal Crimes Felon in Possession of Firearm Firearm Offenses Gang Enhancements Hate Crimes Human Trafficking Juvenile Crimes Kidnapping Los Angeles Assault Lawyer Mayhem Obstructing a Police Officer Possession of Ammunition Reckless Endangerment Resisting Arrest Rioting Shooting at an Inhabited Dwelling Stalking Terrorist Threats Three Strikes Law Torture Unlawful Possession of Firearms Violation of a Restraining Order or Protective Order Violent Crime Defenses

Drug Charges (29)

Drug Charges overview Bringing Drugs into a Jail or Prison Cocaine Cultivation of Marijuana Drug Crimes with Firearm Enhancements Drug Diversion Programs Drug-Free School Zone Violations Drug Possession for Sale Drug Trafficking Ecstasy Federal Drug Charges Fentanyl Fentanyl-Specific Enhancements Hard Drug Possession Heroin Illegal Search and Seizure Defense in Drug Cases Maintaining a Place for Drug Sales/Use (HS 11366)Manufacturing or Producing Controlled Substances Marijuana Marijuana Charges Methamphetamine Opioids PC 1000 Drug Diversion Possession of a Controlled Substance Possession of Drug Paraphernalia Prescription Drugs Proposition 36 Sale of Controlled Substance Transportation of a Controlled Substance Under the Influence of a Controlled Substance (HS 11550)

Theft (44)

Theft overview Attempted Burglary Attempted Robbery Bribery Burglary Burglary of a Vehicle Carjacking Commercial Burglary Credit Card Fraud Embezzlement Extortion False Accusation and Misidentification Financial Elder Abuse Forgery Fraud Grand Theft Grand Theft Auto Grand Theft of a Firearm Health Care Fraud Home Health Fraud Home Invasion Burglary With Violence Hospice Fraud Identity Theft Illegal Search & Seizure in Theft/Burglary Cases Insurance Fraud Joyriding Lack of Intent / Claim of Right Defense in Theft Cases Looting Medicare Fraud Money Laundering Perjury Petty Theft/Shoplifting Petty Theft with a Prior Possession of a Stolen Vehicle Receiving Stolen Property Robbery Shoplifting Theft by False Pretenses Theft Crime Expungement/Record Clearance Theft from an Elder Trespassing Vandalism Vehicle Theft Welfare Fraud White Collar Crimes

Sex Crimes (25)

Sex Crimes overview Annoying or Molesting a Child Arranging a Meeting with a Minor Child Molestation Child Pornography Enticing a Minor for Lewd Purposes Failure to Register as a Sex Offender Indecent Exposure Lewd Acts Lewd Acts with a Minor Lewd Conduct in Public Oral Copulation by Force with a Minor Penetration by Force with a Minor Pimping and Pandering Prostitution Rape Revenge Porn Sex with a Minor Sexting Involving Minors Sexual Abuse Sexual Assault Sexual Assault/Rape Sexual Battery Sodomy by Force with a Minor Solicitation of Prostitution Statutory Rape

Murder (9)

Murder overview Attempted Murder First Degree Murder Gang-related Murder Involuntary Manslaughter Second Degree Murder Solicitation to Commit Murder Vehicular Manslaughter Voluntary Manslaughter Voluntary vs. Involuntary Manslaughter

Criminal Defense (78)

Criminal Defense overview Arraignments Bail Hearings Bankruptcy Blood Split Motion California Criminal Defense Attorney California Criminal Defense Lawyer Car Accidents Certificates of Rehabilitation Civil Cases Civil Protective Orders Collateral Consequences Collateral Consequences Competency Hearings Criminal Protective Orders Cross-references to Types of Laws and Restraining Orders Defending Against Restraining Orders and Violations Discovery and Evidence Review Dismissals Diversion and Specialized Courts Drug Diversion Programs Emergency Protective Orders Employment Barriers Expungement Failure to Appear Defense Federal Crimes Fighting a Case Grand Jury Proceedings Habeas Corpus Petitions Homeless Courts Housing Issues Human Trafficking Courts Immigration Consequences Infractions Investigation Investigation and Pretrial Hearings Juvenile Crimes Licensing Impacts Mental Health Diversion Courts Misdemeanors vs. Felonies Motion for Bail Reduction Motion for Discovery Motion for Early Termination of Probation Motion for Severance Motion for Speedy Trial Motion in Limine Motion to Dismiss Motion to Quash a Warrant Motion to Suppress Evidence Motion to Suppress Statements Motions We Commonly File No-Contact or Stay-Away Orders Parole Violations Peace Bonds and Probation Conditions Permanent Restraining Orders Pitchess Motion Plea Negotiations Post-Conviction Relief Pre-filing Investigation Conference Preliminary Hearings Pretrial Negotiations Probation Violations Probation Violations and Parole Violations Proof of Completion Restitution Hearings Restorative Justice Programs Restraining Order Representation Restraining Orders Seal and Destroy Criminal Record Sentencing Advocacy Serna Motion Temporary Protective Orders Three Strikes Law Trials Types of Laws and Consequences Veterans/Military Treatment Courts Violations and Warrants Warrants Young Adult Courts

Immigration (12)

Immigration overview Adjustment of Status (LPR)Asylum Cancellation of Removal 42(b) or 42(a)Citizenship Immigration – EB5 Visa Program Immigration Lawyer Motion to Reopen/Motion to Reconsider Post Conviction Relief Special Immigration Juvenile Status (SIJS)T Visa U Visa Waivers 601 & 601(a)

Office Locations (117)

Office Locations overview All California locations Fresno Los Angeles Riverside Sacramento San Diego San Francisco Stockton

Los Angeles County / SFV / SGV

Arcadia Bellflower Beverly Hills Burbank Calabasas Century City Cerritos Chatsworth Commerce Compton Diamond Bar Downey Gardena Glendale Inglewood Inglewood – 2 La Palma Lancaster Lancaster – 2 LAX Airport Long Beach Los Angeles Los Angeles North Hollywood Ontario Panorama City Pasadena Pomona San Gabriel San Pedro Santa Fe Springs Sherman Oaks Torrance Valencia Van Nuys Van Nuys – 2 West Covina West Covina – 2 Westlake Village Whittier Woodland Hills

Orange County

Anaheim Fullerton Huntington Beach Huntington Beach – 2 Irvine Mission Viejo Newport Beach Newport Beach – 2 Orange Santa Ana Santa Ana – 2

San Bernardino / Riverside

Banning Barstow Beaumont Blythe Indio Lake Elsinore Moreno Valley Moreno Valley Ontario Palm Desert Palm Springs Rancho Cucamonga Redlands Riverside Riverside – 2 San Bernardino Temecula Temecula – 2 Victorville Victorville – 2 Victorville – 3 Wildomar Yucca Valley

San Diego County

Carlsbad Chula Vista Del Mar Del Mar – 2 El Cajon Encinitas La Jolla Linda Vista Poway San Diego San Ysidro South San Diego Vista

Alameda / San Joaquin

Oakland Oakland – 2 San Francisco Stockton

Fresno / Santa Clara / Tulare

Kern County / Santa Barbara

Bakersfield Bakersfield – 2 Santa Barbara

Sacramento / Sonoma / Solano

Sacramento Santa Rosa

San Jose

Santa Barbara/San Luis Obispo

San Luis Obispo Santa Barbara

Ventura County

Camarillo Moorpark Oxnard Port Hueneme Santa Paula Simi Valley Ventura

Our Firm (7)

Our Firm overview Blog California Defense Resource Library California Legal Answers Client Testimonials Legal Insights & Blog Local Defense Resources Our Attorneys

Video

Cops’ Favorite DUI Trap: A Test That Calls Tired, Stressed, or Sick People ‘Drunk’

Cops’ Favorite DUI Trap: A Test That Calls Tired, Stressed, or Sick People ‘Drunk’Video: Law Offices of David ChesleyWatch on YouTube

About this video

A discussion of the horizontal gaze nystagmus eye test during DUI investigations and medical conditions or fatigue that may affect observations.

Length: 1:27
Published: November 30, 2025
Channel: Law Offices of David Chesley

Where this video appears on our site

Field Sobriety Tests

General legal information, not legal advice. Laws and procedures can change; confirm current law with a qualified attorney.

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