Dates and times

Format dates and times as follows:

  • 1 April 2015
  • tax year 2015 to 2016 - not 2015-2016
  • 5pm, not 1700hrs - only use 24-hour times for maritime references
  • 5.30pm, not 5:30 pm
  • midnight, not 00.00, 24.00 or 12am
  • 12 noon, not 12pm or midday
  • Monday to Friday, 9am to 5pm
  • 10 November to 21 December.

Last updated: 27 June 2017