Foreign & Commonwealth Office

The Legalisation Office in the FCO is the only UK authority able to legalise

documents, with the exception of the Crown Dependencies; The Isle of Man,

Jersey and Guernsey.

Address of the Legalisation department

For the Standard Service:

PO Box 6255
Milton Keynes
MK10 1XX


For the Premium Service

Old Admiralty Building
Spring Gardens
London, SW1A 2PA


£30 on the Standard Service

£75 on the Premium Service

Time Expected

7-10 working days on the Standard Service

One working day on the Premium Service

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