Please be advised that DVLA will be conducting essential network maintenance from 03:00 on Sunday, 9 November until 17:00. During this period, intermittent disruptions to the Tachograph & Tachonet services may occur. There is a regression window open until 03:00 Monday, in the event unanticipated issues are encountered. We apologise for any inconvenience this may cause and appreciate your understanding while we carry out this necessary work.