It&#x27;s not true for England.  Diesel has always been more expensive; the tax has been the same.<p>We have good statistics for this.<p><a href="https:&#x2F;&#x2F;www.gov.uk&#x2F;government&#x2F;statistical-data-sets&#x2F;oil-and-petroleum-products-weekly-statistics" rel="nofollow">https:&#x2F;&#x2F;www.gov.uk&#x2F;government&#x2F;statistical-data-sets&#x2F;oil-and-...</a><p>EDIT: The fuel has been more expensive; there were tax breaks on the vehicles.