“Public intoxication” — being drunk in public — is Penal Code 647(f), a misdemeanor. But being tipsy in public isn’t enough.
The law requires that you were willfully under the influence in a public place AND either couldn’t care for your own safety (or others’), or were obstructing a public way. That gap is where a lot of these cases fall apart — and many resolve without a conviction.
What PC 647(f) Actually Requires
It is not a crime to simply be drunk in public. The prosecution has to show you were willfully intoxicated, in a public place, and one of:
- unable to exercise care for your own safety or the safety of others; or
- interfering with, obstructing, or preventing the free use of a street, sidewalk, or public way.
Being loud, or being arrested to “sleep it off,” is not automatically a 647(f) violation. The officer’s report has to establish the actual element — and often it doesn’t. A public place, by the way, is one that is open and accessible to anyone who wishes to go there.
What It Is Not
- Not a DUI — that is driving, a different statute with different stakes.
- Not the same as an open-container infraction.
- Not limited to alcohol — being under the influence of a drug, controlled substance, or toluene (or a combination) is covered by 647(f) itself, so there is no separate subsection to worry about.
Common Defenses
- The safety or obstruction element isn’t met — you were intoxicated but able to care for yourself and not blocking anything. This is the big one.
- The “public place” requirement — being in a private location can defeat the charge.
- Medical condition mistaken for intoxication — a diabetic episode, a reaction, a disability.
- No reliable proof of intoxication — often there is no chemical test, just an officer’s opinion.
What It Costs, and How It Ends Without a Conviction
A 647(f) is a misdemeanor carrying up to 6 months in county jail and/or a $1,000 fine — and there is no mandatory-minimum jail for a second or third offense. Ways it ends clean:
- Civil protective custody (PC 647(g)) — for an alcohol-only intoxication, an officer who reasonably can do so is supposed to place you in a 72-hour civil protective-custody facility instead of arresting you, and a person placed there is not thereafter subject to criminal prosecution on those facts. If that path was skipped, it is worth raising.
- Judicial diversion (PC 1001.95) — 647(f) is eligible; complete conditions, charge dismissed.
- Mental health diversion (PC 1001.36) or substance-use-focused diversion where a condition is driving the conduct.
- Negotiated dismissal or reduction, especially on a first offense with no aggravating facts.
See our public intoxication defense page for how we approach these locally.
Free 30-Minute Consultation
A 647(f) shouldn’t follow you around — often it doesn’t have to. Tell me what happened and I will tell you where the case is weak.
Schedule Free ConsultationAbout the Author
Ahmed S. Hasan
San Francisco Criminal Defense Attorney · State Bar of California #364992
Ahmed S. Hasan is the founder of ASH Legal, a solo criminal defense practice based in San Francisco. The firm runs on flat-fee representation: one lawyer, one fee, from arraignment through resolution. No hourly billing. No surprise invoices.
Ahmed is a graduate of Emory University School of Law and a member in good standing of the State Bar of California (Bar #364992). His practice focuses on San Francisco misdemeanor defense — DUI, domestic violence, petty theft and shoplifting, drug possession, vandalism, trespassing, and assault and battery — with particular attention to diversion-track outcomes that end in dismissal under PC 1001.95, PC 1001.36 (Mental Health Diversion), PC 1001.80 (Military Diversion), and PC 1001.83 (Parental Caregiver Diversion).
Ahmed previously served as a post-bar clerk with the San Francisco Public Defender's Office, the city's largest indigent-defense practice. He is a member of the Asian Pacific American Bar Association of Silicon Valley.
He represents clients at the San Francisco Hall of Justice (850 Bryant Street) and the Civic Center Courthouse. The ASH Legal office is at 15 Boardman Place, Suite 301, San Francisco, CA 94103.
Free 30-minute consultations are available by phone or Zoom. (510) 545-6515 · ahmed@ashlegal.com