Overseas legalisation is the process of authenticating foreign documents for use in another country. This procedure verifies the authenticity of documents, such as birth certificates, marriage licenses, or educational diplomas, to ensure they meet the legal standards of the receiving country. For the UK, overseas legalisation typically involves confirming that the document was issued by the proper authority in its country of origin and is recognised by UK institutions or authorities. To legalise a document for use in the UK, the foreign document must first be notarised in its country of origin. This is often followed by an apostille from the relevant government office, confirming the document's authenticity. If the country is not part of the Apostille Convention, the document must go through additional steps, including certification by the UK embassy or consulate. The UK government, through the Foreign, Commonwealth & Development Office (FCDO), will then validate the documen...