By the The Bulldog Law Criminal Defense Team  •  Reviewed by a licensed California criminal defense attorney  

Vehicle Code § 10851(a) makes it a crime to TAKE or DRIVE someone else's vehicle WITHOUT the owner's consent, with intent to deprive the owner of possession EITHER PERMANENTLY OR TEMPORARILY and that word “temporarily” is the statute's entire personality: unlike grand theft auto (§ 487(d)), which requires intent to permanently steal, § 10851 reaches the JOYRIDE, the borrowed-car-kept-too-long, the ex who drove off in “our” car, and the driving of a stolen vehicle days after someone else stole it.

It's a WOBBLER up to a year as a misdemeanor, or 16 months, 2, or 3 years as a felony with priors escalating it (§ 666.5 makes repeat vehicle-taking a straight felony) and companion counts stacking (evading when a pursuit follows, receiving (§ 496d) as the alternative theory, carjacking when force took the car from a person). And modern § 10851 litigation runs on a PROP 47 doctrine every defendant should know: the courts split the statute in two a TAKING-based conviction (you stole the car) is theft, so vehicles worth $950 OR LESS must be charged as MISDEMEANORS; but a DRIVING-based conviction (operating it after the taking was complete the days-later driver) is NOT theft, and stays a wobbler REGARDLESS of value which makes the prosecution's theory (taking versus post-theft driving) and the vehicle's VALUE two of the most consequential facts in the case, and both are litigable.

The Bulldog Law's theft crimes defense practice covers the family-car wars where most real cases live, the consent and knowledge defenses that win them, and the resolution ladder. (Statutory text: § 10851 at the Legislature's official site.)

Where Real § 10851 Cases Come From

• The relationship and family-car wars the true #1: the ex who took “our” car after the breakup, the spouse mid-divorce, the adult child with the family sedan: CONSENT and OWNERSHIP-BELIEF defenses live here prior permission patterns (every previous weekend proved by texts), joint titles and community-property realities, and the claim-of-right doctrine (a good-faith ownership belief defeats theft intent) convert many of these prosecutions into the civil disputes they always were and police increasingly decline them as such, when the documentation reaches them early.
• The borrowed-car-kept-too-long consent's SCOPE is the fight: permission for Saturday that stretched to Wednesday, the roommate's car taken ‘like always' where the pattern of past use, the messages, and the absence of concealment defeat the without-consent and intent elements; genuine overholds resolve as the misunderstandings they are when counsel presents the history before charging decisions harden.
• The unknowing driver of a stolen car bought cheap from an online seller, borrowed from the wrong friend: driving-based § 10851 requires KNOWLEDGE the vehicle was taken without consent the good-faith buyer with the bill of sale, the plausible price, and the seller's story has a genuine defense (and the alternative receiving theory fails on the same knowledge element); preserve the purchase evidence immediately.
• The classic joyride and the pursuit case teens and the neighbor's car, the impulse taking with the vehicle recovered intact: misdemeanor-track facts with juvenile and diversion resolutions available - UNLESS a pursuit converts it into a multi-count felony file, which is why the safe-stop rules belong in every young driver's head: the taking was fixable; the chase never is.
• What it is NOT repossession and loan disputes have their own commercial framework, rental overholds are typically charged (if at all) under embezzlement-style provisions after proper demand, and passengers aren't drivers: presence in a taken car isn't § 10851 without proof of driving or aiding the attribution fight multi-occupant cases always are.

Defenses, the Prop 47 Line and the Resolution Ladder

The defense sequence: CONSENT first (express, implied, or established by the relationship's whole history - the text saying ‘take the car' from March matters in July); OWNERSHIP AND CLAIM OF RIGHT second (joint titles, community property, good-faith belief); KNOWLEDGE third (the unknowing driver, the innocent buyer); INTENT fourth (moving a blocking car, the prank returned in an hour - temporary is enough for the statute but intent to DEPRIVE is still required and still contestable); IDENTITY fifth (who was driving - registered-owner inference is not proof); and the SEARCH and stop throughout.

Then the CHARACTERIZATION work that Prop 47 built: if the theory is a TAKING and the vehicle's fair value is $950 or less (old cars, damaged cars - valuation is evidence, not the officer's guess), the misdemeanor is mandatory; if the prosecution pivots to a DRIVING theory to dodge the value rule, the elements change (post-theft operation, knowledge) and so do the defenses counsel makes them prove the theory they chose.

The RESOLUTION LADDER, honestly: family-war and scope-of-consent cases decline and dismiss with early documentation; joyride facts resolve through misdemeanors, diversion, and juvenile handling; wobbler filings reduce at 17(b); restitution for any damage travels with everything; and record relief cleans eligible outcomes while for non-citizens, the theft-versus-joyriding characterization carries its own immigration mathematics (permanent-deprivation theft offenses are treated differently than temporary-taking convictions), one more reason the theory of the case is negotiated, not conceded. The week-one moves for anyone charged: preserve the consent history (every text, every prior loan), the purchase paperwork if you bought it, and the value evidence if it's an older car then let counsel pick the prosecution's theory apart before it hardens.

Frequently Asked Questions

What's the difference between VC 10851 and grand theft auto?

Intent: grand theft auto (PC 487(d)) requires intent to PERMANENTLY deprive the owner the classic stolen-and-sold car while VC 10851 covers taking OR driving without consent with intent to deprive even TEMPORARILY, which is why it's called the joyriding statute and why it's the more commonly charged of the two: the borrowed-too-long, the ex's taking, the days-later driver all fit it. Both are wobblers with similar sentencing ranges; prosecutors often charge them together and elect later. The practical differences that matter: 10851's taking-based convictions get Prop 47's $950 misdemeanor rule while driving-based ones don't, and the theft-versus-temporary-taking characterization changes immigration treatment both reasons the label is fought, not accepted. Our full GTA guide covers the 487(d) side.

My ex took ‘our' car or I took it - is that really a crime?

It's the most common 10851 dispute, and the honest answer is: usually it's a civil property fight wearing criminal clothes. Consent history (every prior use, the texts), joint title and community-property status, and good-faith ownership belief (claim of right) all defeat the elements which is why police and prosecutors frequently decline these once documentation arrives. What converts them into real cases: force or threats in the taking (carjacking territory), concealment and flight, violation of court orders (a family-court order allocating the car changes everything), and damage. The playbook on either side: no self-help repossession from each other, document ownership and permission history, route the dispute through the divorce or civil court where it belongs and if charges have been filed anyway, get the consent record to counsel before the arraignment, because these cases die early or not at all.

I bought a car that turned out to be stolen am I in trouble for driving it?

Only if you KNEW driving-based 10851 (and the receiving-stolen-vehicle alternative, PC 496d) requires knowledge the car was taken without consent, so the good-faith buyer has a real defense built from the transaction itself: the bill of sale, a plausible price (deep-discount ‘deals' cut the other way), the seller's listing and messages, your registration attempt (nothing shows innocence like trying to register it with the DMV), and your reaction when told. Immediate moves: stop driving it, preserve every purchase record and message, cooperate on returning the vehicle through counsel and say nothing about what you ‘maybe wondered': knowledge is the only element in dispute, and the interview is where it gets manufactured. Buyers who document good faith routinely see these cases declined; the paperwork you kept is the case.

Is a 10851 charge a felony?

It's a wobbler misdemeanor up to a year, or felony at 16 months/2/3 years with the level driven by the facts, the record (prior vehicle-taking or theft convictions make it a straight felony under 666.5), and increasingly by Prop 47's doctrine: TAKING-based cases involving vehicles worth $950 or less must be misdemeanors (valuation of older cars is real evidence worth fighting over), while DRIVING-based theories stay wobblers regardless of value making the prosecution's theory itself a litigated choice. Reduction paths run throughout: charge negotiation, 17(b) motions on felony filings, diversion for suitable facts, and expungement after. With pursuit, damage, or priors stacked on, exposure climbs without them, first-offense 10851 files resolve at the misdemeanor floor with counsel far more often than the charging papers suggest.

Section 10851 is theft law's wide net - built for joyrides, cast over family disputes, and sorted in the end by consent, knowledge, and a $950 line the defense gets to litigate. Preserve the history, fight the theory, and keep the civil fights civil. The Bulldog Law's theft crimes defense team handles § 10851, GTA, and every vehicle-taking theory statewide. Contact the firm online or call (888) 928-1609.