The flag of the European Union previously held this special status but this was revoked and instead granted to the flags of the NHS on 24 March 2021, owing to heightened advocacy for the latter institution brought about by the COVID-19 Pandemic and following the United Kingdom's departure from the European Union on 31 January 2020.
Heraldic bearings are granted to individuals and corporations by the Lord Lyon in Scotland or by the College of Arms in England, Northern Ireland and Wales on behalf of the sovereign as the fount of all honours.
The red and gold quarters are from the arms of the Beauchamps, the leading family in the county after the Norman Conquest.
The waves signify the River Great Ouse, and the shells are from the arms of the Russell Family, commemorating their services to the state and to the county.
The Modern White Dragon Flag of England is based on a legend in Geoffrey of Monmouth's "History of the Kings of Britain".