Vehicle summary
MakeCitroen
ModelC4 Cactus
Year2021
FuelPetrol
Engine1200cc
ColourBlack
ULEZ (est.)Likely CompliantPetrol post-2005 (Euro 4)
Est. Annual Tax£190
ULEZ status is estimated based on fuel type and registration year. It may not reflect the actual emission standard of this vehicle. Check with TfL for a definitive answer.
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Explore more about the Citroen C4 Cactus
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›Citroen C4 Cactus Common ProblemsKnown faults, recalls and issues reported by owners›Citroen C4 Cactus Service HistoryService intervals, what to check and maintenance costs›How to Check Citroen Service HistoryStep-by-step guide to verifying dealer and garage records›Citroen C4 Cactus Price GuideCurrent market values based on real dealer pricing data
Vehicle Details
| Registration | KM21 AOU |
| Make | Citroen |
| Model | C4 Cactus |
| Colour | Black |
| Fuel type | Petrol |
| Engine | 1200cc |
| Year | 2021 |
| First registered | |
| Area code | KM — Luton, Luton and Northampton |
| Age identifier | 21 — March 2021 to August 2021 |
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Browse all KM21 A registrations from Luton.
About KM21 AOU
What car is KM21 AOU?
KM21 AOU is a black Citroen C4 Cactus, petrol (1200cc). First registered in Luton in 2021.
Is KM21 AOU ULEZ compliant?
Based on its fuel type and registration year, KM21 AOU is likely ULEZ compliant. Petrol post-2005 (Euro 4). This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is KM21 AOU?
KM21 AOU is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.