DVSA has published the latest quarterly vehicle enforcement data for Great Britain.
It covers October 2025 to June 2026.
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Vehicle enforcement checks at roadside and operators’ premises
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Severity of defects and offences
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Maintenance assessments and outcomes
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Most common offences for prosecution
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Top 10 prohibition defects as a percentage of all vehicles inspected
For the most recent quarter – April to June 2026 – the 10 most common HGV mechanical defects recorded at roadside are:
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Condition of tyres – 7.62%
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Exhaust emissions – 2.48%
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Brake systems and components – 2.00%
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Service brake operation – 1.65%
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Direction indicators and hazard warning lamps – 1.44%
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Steering mechanism – 1.05%
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Registration plates and vehicle identification number – 0.81%
Don’t become a statistic. Avoid prohibitions with our commercial vehicle and safety guidance.
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