Apostille vs. Embassy legalisation for Turkey
Two different systems certify a UK document for use overseas, and only the destination's Hague Convention status decides which one applies. Embassy legalisation adds a consulate's own stamp after UK authentication and is reserved for the smaller group of countries that have not joined the Convention, which makes it a slower, two-authority process rather than a single-step one.
Turkey is a Convention member, so document legalisation for Turkey runs through the shorter apostille route instead. One certificate from the FCDO Legalisation Office is enough; no Turkish consular office in London needs to add a further stamp before the document can be used in Turkey.
Turkey's Hague status & what it means
Turkey has recognised the Hague Apostille Convention since 2004. That membership means Turkish authorities agree to treat an apostille issued by any fellow member state as sufficient proof that a signature or seal is genuine, without sending it through their own embassy network for a second check, which is the whole reason the process stays down to a single stamp.
The United Kingdom joined much earlier, in 1965, though that gap in dates changes nothing about how the certificate is treated today. A document apostilled in London carries the same standing in Turkey as one apostilled anywhere else inside the Convention, because the agreement between member states — not the issuing country's history with it — is what makes the certificate valid.
The London → Turkey route step by step
What the document is decides how it should travel. A company filing or a solicitor-witnessed power of attorney can travel as the original document, since those can usually be reissued if something goes astray. A civil record needs more care: Westminster Register Office can provide a fresh certified copy of a birth, marriage or death entry, and sending that copy protects the original from ever being at risk in transit.
Everything then passes through the FCDO Legalisation Office in Milton Keynes, the single body that issues every UK apostille by post — Turkey is handled through exactly the same channel as any other Hague destination. Once the signature is checked and the apostille attached, the document is posted back, with a next-working-day express option reserved for registered businesses that need the faster turnaround for a specific closing or filing date.
Cost & timing for this route
The standard postal fee is £45 per document. Registered businesses can pay £40 per document instead for the next-working-day express lane, a lower price attached to a faster result, though it is not open to individual applicants sending a single personal document rather than acting on behalf of a company.
Standard processing takes up to 25 working days, plus postage each way between London and Milton Keynes. Property purchases and marriage registrations in Turkey often run to a fixed date, so sending the document well before that date leaves enough room for the postal legs that sit outside the processing window itself, particularly during busier periods when volumes at the office can run higher than usual.
Destination-specific requirements
An apostille is the correct and sufficient certification for documents used in Turkey. A Turkish notary, land registry or civil registration office accepting a UK paper is relying on that apostille alone — no additional consular sign-off needs to be attached before the document is presented in Turkey.
Whether a Turkish translation is also expected depends on the specific office receiving the document and what it will be used for, so that requirement varies rather than following one fixed pattern across every case. Notarisation before the apostille stage depends in the same way on the issuing body and the document type, and it should not be assumed to be needed or unnecessary without knowing those particulars.