MOT failure · RFR #40055
Number plate does not conform to the specified requirements
Total
1,919
Models
103
Models most at risk.
Ranked by rate, not raw volume. A Fiesta shows every failure a lot because there are a lot of Fiestas. Rate = share of that model's own MOTs.
Failure match · your reg
Does this failure affect your car?
Enter your reg and we'll check whether your model appears on the affected list — and where it ranks.
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- 01 Ktm Unclassified 1.52%
- 02 Yamaha WR 1.36%
- 03 Suzuki Gsxr600 1.19%
- 04 Harley Davidson Xlh 883 1.13%
- 05 Yamaha Yzf R6 1.13%
- 06 Suzuki Sv1000 0.99%
- 07 Kawasaki ZX 9R 0.95%
- 08 Kawasaki ZX 7R 0.94%
- 09 Harley Davidson Fxsb 0.94%
- 10 Honda Cbr 650 RA K 0.94%
- 11 Harley Davidson Unclassified 0.91%
- 12 Yamaha R6 0.84%
- 13 Honda Cbr1000rr 0.83%
- 14 Honda Msx 0.82%
- 15 Yamaha Yzf R1 0.80%
- 16 Honda Cbr600rr 0.76%
- 17 Honda Vtr1000 F 0.73%
- 18 Ccm Unclassified 0.71%
- 19 Suzuki Gsxr1000 0.71%
- 20 Honda Cb600 0.71%
- 21 Kawasaki Unclassified 0.69%
- 22 Suzuki Sv650 0.68%
- 23 Honda Cg125 0.68%
- 24 Suzuki Gsxs 0.68%
- 25 Suzuki Gsxr750 0.67%
- 26 Yamaha Xvs650 0.66%
- 27 Ktm 1290 0.65%
- 28 Kawasaki ZX 6R 0.65%
- 29 Triumph Street Triple 0.64%
- 30 Yamaha Xvs 0.63%
Top 30 by rate. 73 more models also logged this defect.
Typical UK garage cost
£15–£35
for MOT-spec plate set. Range covers regional rate spread + part-quality variance. Open the estimator →
Pre-empt this fail · Amazon UK
MOT-spec replacement number plate
Faded or non-standard plates fail outright. Replacements take ten minutes online with V5C details.
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Frequently asked.
- Why does number plate does not conform to… fail an MOT?
- Number plate does not conform to the specified requirements. Most commonly flagged on the Ktm Unclassified. UK MOT standards require this item to meet minimum safety thresholds — when it falls short, the tester logs it as a Major or Dangerous defect and the car fails outright.
- How much does it cost to fix number plate does not conform to…?
- Typical UK garage cost for MOT-spec plate set is £15–£35. The range reflects regional labour rate differences and part-quality choices. Main dealer rates are usually 30–50% higher.
- Can I fix number plate does not conform to… myself?
- Many owners handle this with basic tools. The parts or products listed above are commonly used for this repair. Check your vehicle handbook and confirm the fix clears the defect before booking a retest.
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