Current write-off category
What is a Cat S car?
Category S means the vehicle sustained structural damage — to the chassis, frame or another part of the shell that does the safety work in a crash — but repair was judged possible. A Cat S car can legally return to the road once repaired.
- Can it return to the road?
- Yes — after repair and re-registration. A Cat S vehicle can be repaired and driven again, but it must be re-registered with the DVLA before it returns to the road.
- Can parts be salvaged?
- Not applicable — the vehicle itself is repairable rather than being broken for parts.
- Logbook and DVLA
- The insurer must notify the DVLA and the original V5C logbook is destroyed. The buyer applies to the DVLA for a replacement V5C using form V62, free of charge. The replacement records the vehicle's Cat S history.
- Category history
- Category S replaced the old Category C on 1 October 2017.
What damage does Category S mean?
Damage to the structural integrity of the vehicle: twisted chassis rails, deformed crumple zones, bent A-pillars or a damaged subframe. These are the parts of a car engineered to absorb and direct crash energy.
Buying a car recorded as Category S
A Cat S car is not automatically a bad buy, but the quality of the repair is the entire question. Structural repair done properly restores the safety cell; done badly, it leaves a car that will not behave as designed in another crash.
Ask for documented evidence of who carried out the repair and to what standard, and have the car inspected professionally before committing. Uneven panel gaps, doors that do not close cleanly and mismatched paint are worth noticing, though a good repairer will not leave obvious signs.
Expect practical consequences beyond the repair itself: some insurers price a recorded structural write-off differently or decline it, and the marker will follow the car when you come to sell it.
Check that the seller has the replacement V5C. A Cat S car being sold with an original logbook that should have been destroyed is a documentation problem worth resolving before money changes hands.
How to check for a Category S marker
Write-off markers are not printed on the V5C and a seller does not have to volunteer one. They show up on a vehicle history check against the registration. A Carpeep write-off check reports the recorded category, and the full car history check covers write-off status alongside outstanding finance, stolen markers, mileage and ownership history in one £15 report.
You can also start with a free car check for DVLA details, MOT history and tax status.
Category S vs Category N
Category S and Category N are the pair most often confused. Category N means: category n means the vehicle was written off for damage that did not affect its structure. the chassis and frame are intact; the damage sat in panels, electrics, interior or other...
Category S FAQs
Is it safe to buy a Cat S car?
It depends entirely on the repair. Category S means the structure was damaged and then repaired, so the safety of the car now rests on the quality of that work. A professional pre-purchase inspection is the sensible minimum.
Do you have to declare a Cat S car to your insurer?
Yes. A recorded write-off is material information for an insurer. Some will cover a repaired Cat S vehicle normally, others price it differently or decline, so check before you buy rather than after.
What is the difference between Cat S and Cat N?
Cat S means the structural frame of the car was damaged. Cat N means the damage was non-structural — panels, electrics or interior — with the frame intact. Cat S also requires DVLA re-registration; Cat N does not.
Does a Cat S marker ever expire?
No. The marker is permanent. It cannot be removed by a good repair, a fresh MOT or the passage of time, and it will appear on a history check for the rest of the vehicle's life.
Can you get an MOT on a Cat S car?
Yes. An MOT tests roadworthiness on the day, and a repaired Cat S vehicle can pass one. Passing an MOT does not verify the quality of the structural repair or remove the category from the record.
All UK write-off categories
- Category A Category A is the most severe write-off category. The vehicle is damaged beyond any safe reuse, so the entire...
- Category B Category B vehicles are damaged badly enough that the body shell must be destroyed, but usable components may...
- Category N Category N means the vehicle was written off for damage that did not affect its structure. The chassis and fra...
- Category C Category C is a legacy category, used before 1 October 2017. It covered vehicles that were repairable, but whe...
- Category D Category D is a legacy category, used before 1 October 2017. It covered vehicles with less severe damage that...
See the write-off categories overview for how the categories compare side by side.