Open container — Washington Permit Test
Open container on the Washington permit test — 3 rules, each with the reason behind it and a question on it while it is fresh.
The rules
It is a traffic infraction for anyone in a vehicle on the road to drink alcohol or consume cannabis.
An open container in the cabin is the part an officer can see, so the law stops at the container rather than waiting for the test.
Under the open container law, it is a traffic infraction if any person in a vehicle on the road: • Drinks alcohol or consumes cannabis.
Open alcohol and cannabis products may only be carried in a trunk or truck bed, and not in a storage compartment the driver can reach.
The rule is about reach, not about intent, so a glove box counts and a trunk does not.
Open alcohol and cannabis products can only be transported in a trunk or truck bed. Alcohol or cannabis containers cannot be kept in storage compartments accessible to the driver.
Hiding alcohol or cannabis in an unlabeled or mislabeled container is a traffic infraction in itself.
Pouring it into a soda bottle is the thing the rule names, because that is what people actually do.
Hides alcohol or cannabis in unlabeled or mislabeled containers.
On the test
What does Washington's open container law say about drinking in a vehicle on the road?
It is a traffic infraction for anyone in the vehicle. An open container in the cabin is the part an officer can see, so the law stops at the container rather than waiting for the test. Washington State Driver Guide, p.38: “Under the open container law, it is a traffic infraction if any person in a vehicle on the road: • Drinks alcohol or consumes cannabis.”
How this works
Most practice tests hand you a bank of questions and leave the manual somewhere else. This one puts them together.
You read one law and the reason behind it, then answer a question on that law while it is still fresh. Get it right and you move on; get it wrong and you have found the gap while it is cheap to fix, not on the morning of the exam.
Learning one rule at a time, and proving it immediately, is what turns a manual you skimmed into something you actually know — and it makes studying feel like getting somewhere rather than like waiting to find out.
What it costs
- One payment, once — not a subscription. Nothing renews and there is nothing to cancel, for an exam you sit one time.
- Free to start: a 10-question test and the first section of cards. No sign-up and no account.
- Paying opens the rest of the cards, unlimited full-length practice tests, and retests built from exactly the questions you got wrong.
- Every level up to Prepared — 3 tests passed in a row.
- Do the work, fail the real exam, and we refund you.
Where these come from
Every rule here is checked against Washington State Driver Guide, published by the Washington State Department of Licensing, and against the state code itself. Last checked 2026-09-14.
- src/assets/drivers-manuals/WA.pdf (Washington State Driver Guide, Washington State Department of Licensing, retrieved 2026-09-14)
- https://dol.wa.gov/driver-licenses-and-permits/driver-training-and-testing/driver-guides
- https://dol.wa.gov/driver-licenses-and-permits/driver-training-and-testing/do-i-need-take-test