@dca860 @sc6601 If the illegal tyre is on a steered axle then a PG9 would be issued, preventing the vehicle from continuing. Post navigation @Bix0n No complete 4D plate has been tested to the British Standard – they don’t fit in the testing machine. No test, no pass. @dca860 We’re all up for engagement and discussion, we’d have restricted responses otherwise. But when we’re quoting legislation, backed up a separate agency (RNPS from DVLA) then we’d like to think people may see our point.