What does a criminal defense lawyer actually do?
A criminal defense attorney's job is to keep you out of jail, off probation, and off the criminal record system. That happens through a long sequence of small wins: getting evidence thrown out, finding witnesses, challenging probable cause, negotiating with prosecutors, securing diversion or treatment programs, and — if it ever gets that far — defending you at trial.
The vast majority of criminal cases never go to trial. They resolve through:
- Dismissal — the prosecutor drops the case, often after the defense exposes a weakness
- Reduction — felony to misdemeanor, DUI to reckless driving, drug possession to a treatment program
- Diversion — completion of a program (drug, alcohol, mental health, anger management) results in dismissal and no conviction
- Plea bargain — pleading guilty to a lesser charge or reduced sentence
- Trial — bench trial (judge) or jury trial
A good defense attorney spends most of their time on the first four. The trial is the hammer behind the negotiation.
Public defender vs private attorney: which one do I need?
Public defenders are licensed criminal defense attorneys, often with deep courtroom experience. The honest issue is caseload. A public defender in a large urban county may carry 150 to 250+ open cases at once. They do good work — they simply do not have time for yours.
If you can afford a private attorney, you typically get:
- Direct phone access to the lawyer (not a paralegal)
- Time to investigate, find witnesses, and challenge evidence
- Resources for private investigators, forensic experts, and lab testing
- More attention to negotiation rather than mass plea processing
If you cannot afford a private attorney, accept the public defender. They are far better than self-representation in any criminal case.
How much does a criminal defense lawyer cost?
Most criminal defense attorneys charge flat fees by case stage rather than hourly. This protects you from open-ended bills. The fee structure typically looks like:
| Charge / Case Type | Pre-trial Flat Fee | If trial is needed |
|---|---|---|
| Misdemeanor (e.g. petty theft, simple assault) | $1,500 – $5,000 | +$2,500 – $7,500 |
| DUI (first offense) | $2,500 – $7,500 | +$3,000 – $10,000 |
| DUI (multiple offense or injury) | $5,000 – $15,000 | +$5,000 – $15,000 |
| Domestic violence misdemeanor | $3,500 – $10,000 | +$3,500 – $10,000 |
| Drug possession (misdemeanor) | $2,000 – $6,000 | +$3,000 – $8,000 |
| Drug trafficking (felony) | $10,000 – $50,000 | +$15,000 – $75,000 |
| Felony assault / robbery | $7,500 – $25,000 | +$10,000 – $40,000 |
| Federal charges | $15,000 – $75,000+ | +$25,000 – $250,000+ |
| Sex crimes / serious felonies | $15,000 – $50,000+ | +$25,000 – $150,000+ |
Top criminal defense firms in major cities (NYC, LA, DC, Miami) charge premium rates because of access to former prosecutors, federal experience, and trial track records. For most cases, an experienced solo or small-firm attorney is just as effective at half the price.
For a deeper breakdown, see how much does a criminal lawyer cost and our how much do lawyers cost overview.
The first 24 hours: what to do
- Stay silent. Repeat the magic words: "I am invoking my right to remain silent and I want a lawyer." Stop. Do not explain. Do not negotiate.
- Do not consent to any search of your phone, car, home, or person. Make them get a warrant.
- Do not take a field sobriety test in most states (rules vary on chemical tests — your DUI lawyer will explain).
- Memorize the names of every officer who interacted with you and what time it happened.
- Call a criminal defense attorney before booking is complete if possible.
- Bail. Once a bail amount is set, a bail bondsman charges 10-15% non-refundable. A defense attorney can argue for reduced bail or release on own recognizance.
- Don't post on social media. Anything. About anything. Lock down accounts.
DUI: the parallel cases you didn't know about
A DUI in the United States is actually two separate cases, and most people only know about one:
- The criminal case in court (prosecuted by the district attorney)
- The administrative case with the DMV (license suspension)
The administrative case has a deadline as short as 10 days from arrest in some states (California, Colorado, Florida, others) to request a hearing. Miss it and your license is automatically suspended — even if the criminal case later gets dismissed. This is the single most common mistake people make in DUI cases.
What charges can be dismissed or reduced?
Almost any criminal case has angles that can be challenged. Common defenses and outcomes:
- Fourth Amendment violations — illegal stop, search, or seizure → evidence thrown out → case often dismissed
- Miranda violations — statements made before being read your rights → those statements are inadmissible
- Insufficient evidence — the prosecution cannot prove the case beyond reasonable doubt
- Weak chain of custody on physical evidence (drugs, DNA samples, breathalyzer results)
- Faulty breathalyzer or blood test — calibration logs, certification, blood draw timing
- Identification problems — eyewitness mistakes, lineup procedures
- Alibi or surveillance footage
- Diversion eligibility — first offense, drug court, mental health court, veteran's court
Find a criminal defense lawyer in your city
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