This rule applies to motor vehicles that are required to be certified for entry into, or operation in, service. It is aimed at achieving improvements in air quality by reducing the levels of harmful emissions from motor vehicles.
Note: Both of these pages will also provide links to the consultation material – such as summary of submissions and FAQs (questions and answers) – for each version and amendment.
Questions and answers are provided to accompany a new rule or amendment when they are signed. These and other consultation documents on this page have not been updated to take into account any later rule amendments and are retained for historic interest only.