UNITED KINGDOM OF GREAT BRITAIN & N. IRELAND

List of the 25 State Defaced Blue Ensigns :

- Aberdeen Harbour Board

- Army Department Vessels

- British Antarctic Survey

- Combined Cadet Force (Naval Sections)

- Global Marine Systems (former Post Office)

- Government Service (miscellaneous naval auxiliaries)

- Her Majesty´s Coastguard

- Her Majesty´s Customs and Excise

- Irish Lights

- Lloyds of London

- Marine Society

- Mersey Docks and Harbour Company

- Metropolitan Police

- Ministry of Agriculture Fisheries and Food

- Ministry of Defence Police

- Northern Lighthouse Board

- Port of London Authority

- Royal Engineers Diving Training Wing

- Royal Fleet Auxiliary Service

- Royal Gibraltar Police

- Royal Hospital School

- Royal Maritime Auxiliary service

- Royal Ulster Constabulary

- Scottish Executive Rural Affairs Department

- Sea Cadet Corps