Spanish is what Uruguay reads
Offices in Uruguay work in Spanish, so that is the target here. A certified translation into Spanish in Newcastle upon Tyne is for a record issued in another language — an English birth entry, a French court order, a German transcript. The Spanish is written as a Uruguayan reader expects to see it, using the terms an office there would write rather than a looser wording.
Each set of Spanish belongs to one sheet
A translation is not a document in its own right. It says what one particular paper says, and it only means something while the two stay together. That is why the Spanish comes back fastened to the copy it was made from and why the signed sheet names that copy. Handed in as a pair, the reader can hold them side by side and see the same reference on both.
The certification Uruguay accepts
What Uruguay looks for is the translator's certificate of accuracy, signed by a certified translator. It gives the translator's name, identifies the paper worked from, states that the Spanish matches it, and carries a date and a signature written by hand. No court sits over the process and no oath is sworn, which keeps the route short and the cost to a rate per page.
Per-page cost and the clock
Each page as issued costs £25, counted by sides of paper, so a two-sided certificate counts as two. Standard work takes 2–3 business days from a clear scan and express finishes in 24 hours. What slows a job down is an image that crops an edge or blurs a reference number, since the number printed on the copy has to match the number written on the signed sheet.
The paper you hold stays with you
Only the translation is certified; your own record keeps its form and never has to travel anywhere. If the sheet you hold is faded or has been amended over the years, Newcastle Register Office issues a fresh copy of a civil record, which scans cleanly and pairs neatly with the Spanish. That office works by post rather than a walk-in desk, so allow a few days for a copy to reach you before the clock starts.