Last Updated on April 20, 2026 by Bruno Bianchi
Question
What is the best way of sending important documents back to the UK post/courier from Spain?
Answers
These are the answers of some Facebook group members:
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“Post Office registered mail (certificado) or “acuse de recibido” where the recipient signs the package and that copy is sent back to you”
“Pay special delivery”
“Post office Correos registered mail never had a problem so far”
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Best Options for Sending Documents from Spain to the UK
When you need to send important documents from Spain to the UK, reliability and tracking are essential. The most popular options include Correos (Spain’s national postal service) with their certified international mail service, which typically takes 5-10 business days. For faster delivery, courier services like DHL, FedEx, UPS, and MRW offer tracked international shipping with delivery times of 1-3 business days.
For urgent legal documents, many expats recommend DHL Express or FedEx International Priority, which offer next-day or two-day delivery with full tracking and insurance. These services typically cost €25-60 depending on the weight and speed. Always keep copies of everything you send and use tracking numbers so you can monitor delivery status.
Post-Brexit, there are no customs duties on personal documents being sent to the UK, but commercial items may be subject to customs declarations. For visa or legal paperwork, clearly label the envelope as “legal documents — no commercial value” to avoid any customs delays.
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