MTA is concerned there could be more unroadworthy cars on the roads if all insurance companies start charging the policy excess for windscreen replacements.

Worn tyres have been linked to 32 fatal road crashes over the past three years and the Motor Trade Association says vehicle safety should be addressed as part of the draft Government Policy Statement on Land Transport.

The Motor Trade Association is asking government to put more money into helping small service station operators protect themselves against armed robbers.