Washington DMV Cheat Sheet
A condensed study guide for the Washington DOL written knowledge test — test logistics, plus the Washington-specific rules most likely to differ from what you already know. This isn't a substitute for the official Washington driver's manual, or for practicing the real questions. Looking for the core rules and signs that apply everywhere, not just Washington? Check the general driving theory cheat sheet instead.
40Questions
80%To Pass
$35 instruction permit application (secondary-sourced estimate)Fee
- Test length varies: Washington's 40-question knowledge exam mixes multiple-choice and true/false questions, unlike states that use multiple-choice exclusively.
- Fee: Washington's own Driver Guide doesn't publish a fee table -- the $35 instruction permit figure is a secondary-sourced estimate (corroborated across several independent sources, but not confirmed against dol.wa.gov directly, which blocks automated fetches). Confirm the current fee at dol.wa.gov or a licensing office before budgeting for it.
- Documents required:
- A WA Number (WDL Number), assigned before you can apply for a permit
- Your Social Security number, or a signed declaration if you're not eligible for one
- Proof of identity
- A completed driver training course enrollment (if applying for a permit before 15½) or nothing extra (if 15½ or older and testing directly)
- If you don't pass: Washington's Driver Guide doesn't publish a specific wait time or attempt cap for retaking a failed knowledge or skills exam -- unlike some other states' manuals. What it does confirm: a passed knowledge exam score stays valid for 2 years, and the instruction permit itself is valid for 1 year (renewable for a fee). Confirm current retest policy at a driver licensing office.
- Online testing: A 16-17-year-old applicant can get their first license online (not just in person) once their driver training school has entered course-completion and exam scores and a parent or guardian has given permission -- though the online path's temporary receipt has no photo, so it isn't valid for identification until the official license arrives.
Washington-Specific Rules
Minor & Provisional Licensing
- Washington's knowledge exam mixes multiple-choice and true/false questions, unlike states that use multiple-choice exclusively.
- A Washington teen enrolled in a driver training course can apply for a permit as early as 15; a teen not enrolled must wait until 15½, when they can take the knowledge exam directly.
- A Washington instruction permit is valid for 1 year and can be renewed for a fee. A passed knowledge exam score stays valid for 2 years — wait too long past that and it has to be retaken.
- A Washington intermediate license applicant must be at least 16 and have held a valid instruction permit for at least 6 months.
- Washington requires at least 40 hours of day driving plus 10 hours of night driving (50 total) with a licensed driver who has held a license for 3 or more years.
- Washington requires an applicant to have been free of traffic violations or convictions for 6 months before applying, and to have had no alcohol or drug offenses while holding the instruction permit.
- For the first six months of an intermediate license, no passengers under 20 outside immediate family are permitted.
- After the initial six-month period, or turning 18, a Washington intermediate license holder may carry up to three passengers under 20 who aren't immediate family.
- Washington bars intermediate license holders from driving between 1 a.m. and 5 a.m. unless accompanied by a parent, guardian, or other licensed driver at least 25 — older than the 18 or 21 threshold many other states use. This nighttime restriction expires after one year of safe driving.
- Washington bans intermediate license holders from using any wireless communication device while driving, including hands-free technology — stricter than the hands-free-permitted rule for fully licensed adults. The only exception is reporting an emergency.
- Washington's intermediate-license penalty ladder escalates with each incident: the 1st keeps current restrictions in force until 18, the 2nd suspends the license for 6 months or until 18 (whichever comes first), and the 3rd suspends it until 18.
- Washington's intermediate license restrictions have two real exceptions: driving for agricultural purposes, and having one year of safe driving (no crashes or traffic offenses) since being licensed.
- Washington gives an 18+ first-time applicant four options: transfer a license from another state, pass both exams directly, get a permit and practice with an experienced driver before the skills exam, or get an exam waiver, complete driver training, then pass both exams.
- Washington's zero-tolerance law for drivers under 21 is triggered by a BAC of 0.02% or higher, or by any detectable THC above 0.00 nanograms per milliliter — far stricter than the adult thresholds of 0.08% BAC and 5.00 ng THC.
DUI Laws & Penalties
- Washington's E-DUI law bans holding or otherwise using a personal electronic device while driving — including to write, send, read, or view data — as a primary offense. Hands-free use through a vehicle's built-in system or an accessory like a Bluetooth headset remains legal.
- A first Washington E-DUI offense carries a $136 fine, rising to $235 for a subsequent offense.
- Under Washington's implied consent law, refusing a BAC or drug test can suspend a driver's privilege for 90 to 730 days, or until they turn 21, whichever is longer — the exact length depends on prior violations.
- A Washington minor who receives an alcohol, drug, or firearm offense risks having their driver license delayed until they turn 17.
Emergency Vehicles, School Buses & Work Zones
- Washington's school-bus stopping exception for oncoming traffic requires both conditions at once: three or more lanes, and separation from the bus by a median or barrier — a stricter, two-part test than a simple divided-highway exception.
- Washington's Driver Guide specifically flags that fines are doubled for anyone who passes a stopped school bus.
- Washington's Move Over law requires drivers to move over 200 feet before and after an emergency scene and to slow to 10 mph below the posted speed limit.
- In a Washington emergency zone, a driver must move over or slow to at least 10 mph below the posted speed limit — and must never drive faster than 50 mph, regardless of the posted limit. Roadside response vehicles covered by this rule include tow trucks, utility vehicles, and highway maintenance vehicles, not just police and fire.
Intersections and Turns
- Unlike a roundabout (where all approaches yield on entry), a Washington traffic calming circle can have stop or yield signs on all, some, or none of its approaches — and because it isn't sized for large vehicles, they're allowed to travel clockwise around it instead of counterclockwise if needed.
- Washington's Driver Guide states roundabouts are designed for speeds between 15 and 25 mph, which is part of why drivers should slow down on approach.
- A truck apron is a paved area around a roundabout's central island designed for large vehicles like trucks and buses, which are allowed to cross it (and use both lanes) as they navigate the roundabout — other drivers should give them plenty of space.
Traffic Signs & Signals
- Washington's Driver Guide notes that drivers won't see a flashing green light in the state, though they might encounter one in British Columbia, Canada, where it warns that pedestrians are waiting to cross.
Parking Rules & Technique
- Washington requires a parked vehicle to be within 12 inches of the curb — a tighter clearance than the 18-inch rule used in many other states.
- Washington prohibits parking within 75 feet of a fire station driveway on the opposite side of the street — a notably longer distance than the 15-foot fire-hydrant clearance used for most other no-parking zones.
- Washington prohibits parking within 20 feet of a pedestrian safety zone.
- It's illegal in Washington to park in an electric vehicle charging station space unless your vehicle is connected to the charging equipment.
Pedestrians, Bicyclists & Children
- The Dutch Reach method means opening your car door with the hand farthest from it — that forces your body to turn, which naturally makes you look back and check for an approaching bicyclist before the door swings open.
- Washington makes it a crime to leave a child under 16 unattended in a parked vehicle with the motor running, and a separate, broader crime to leave a child under 12 unattended in a parked vehicle at all, motor running or not.
- Washington requires drivers to yield to a transit vehicle traveling in the same direction that has signaled and is pulling back onto the roadway.
Defensive Driving
- Washington's own Driver Guide frames following distance in vehicle lengths, not seconds: leave at least twice the length of your vehicle between you and the vehicle ahead, with more room needed when merging or in poor conditions.
- Washington's Driver Guide teaches drivers to pick a marker roughly 15 seconds ahead and count until reaching it, to build a feel for how far the vehicle travels in a given amount of time and to practice scanning well ahead for hazards.
Highway & Freeway Driving
- Washington's Driver Guide states that zipper merging — using both lanes until the merge point, then alternating like the teeth of a zipper — improves traffic flow by 60 percent compared to merging early.
Trucks, Motorcycles & Slow-Moving Vehicles
- Washington's Driver Guide asks drivers to leave at least 3 feet between the widest part of their vehicle and an agricultural vehicle while passing, and to move over a full lane first if two lanes travel in your direction.
- A Washington agricultural permit lets a driver under 18 drive within a specific area for farm work, with no minimum age requirement — but it isn't a substitute for an instruction permit; the holder still has to get one and meet the usual driving-practice requirements before their first license.
Rules and fees change — always confirm current details with Washington DOL before your exam. Cheat sheet v1.0, last checked 2026-07-28.