What the UK stage costs and how long it takes
Standard post costs £45 per document, and registered businesses can pay £40 per document for a next working day service instead. Someone without that status should budget for the standard rate and plan around the slower timeline it carries with it, rather than assuming the faster business-only option applies to them as well.
Turnaround for the standard route runs up to 25 working days, plus postage. An apostille issued in Edinburgh for use in Papua New Guinea inside that window covers only the UK half of the job — a further legalisation stage still sits ahead, with its own separate timing not covered by this UK figure at all. Building in slack for both halves avoids a missed deadline.
Apostille vs. Embassy legalisation for Papua New Guinea
An apostille only ever confirms that a UK document is genuine — nothing more than that. Document legalisation for Papua New Guinea is a separate confirmation, run afterwards by the country actually receiving the paper. Papua New Guinea asks for both, and treating the first as the whole job is the mistake that catches most first-time senders out, often only once the document has already been sent.
What you need for an apostille for Papua New Guinea, in real terms, is the UK certificate plus a further legalisation stage — the two go together, not as alternatives but as a pair. Skipping the second half after finishing the first leaves the document unusable at the other end, however carefully the first half was handled from the start.
Papua New Guinea and the Hague Convention
The United Kingdom has belonged to the Hague Convention since 1965. Papua New Guinea sits outside it. That gap is the entire reason a second stage exists: without shared membership, no government can simply vouch for a document through the apostille system on its own, however well the UK side of things is handled from the start.
An apostille for Papua New Guinea therefore does something narrower than it would for a fellow member state. It confirms the UK signature and seal are real. Whether the receiving side accepts the paper depends on the separate legalisation stage completing as well, on its own schedule, entirely apart from the UK process and whatever timing the certificate itself carried.
The Edinburgh → Papua New Guinea route step by step
For a birth, marriage or death extract, Edinburgh Registration Service at City Chambers, 253 High Street, Edinburgh EH1 1YP can issue a fresh certified copy, so the one true original never has to leave the house. Other document types move straight to certification without this preliminary stop, since there is no equivalent sole copy at risk of being lost.
From there, the paperwork reaches the Legalisation Office at PO Box 6255, Milton Keynes MK10 1XX, which works entirely by post with no counter to call at. Once that stage finishes, a further legalisation step, run by the receiving side, still has to be completed before Papua New Guinea will take the document, however complete the UK paperwork already looks.
Destination-specific requirements
An apostille from United Kingdom to Papua New Guinea only ever covers the first half of what this destination asks for. The second half, legalisation through the receiving country's own channel, sits outside anything Edinburgh or Milton Keynes can finish on the sender's behalf, whatever the document type happens to be or how urgent the deadline is.
This shape holds whether the paper is a civil record, an academic certificate or a company document. Keeping the certified extract and the UK certificate together, and never posting an only original, keeps the whole file recoverable even if the second stage takes longer than the first one did, which is common enough that it should be expected from the start.