Guides
Plain-English explanations of the letters and notices people send us questions about: Spanish electronic notifications, property tax, fines, company addresses and keeping your post in order when you live abroad.
Companies
- Domicilio social vs domicilio fiscal: the difference explained How a Spanish company's domicilio social and domicilio fiscal differ, how to change each with a notary and Modelo 036, and the risks of a wrong one. 6 min read
- UK registered office address rules: what counts in 2026 The UK registered office must be an appropriate address, not a PO box. What the 2024 rules mean, service addresses, the registered email and how to change it. 5 min read
- Virtual office vs mail scanning: which service do you need? The difference between a virtual office, a registered office service, mail forwarding and mail scanning, what to check before signing up, and which suits whom. 5 min read
Spanish notifications
- DEHú explained: Spain's single inbox for official notifications What the DEHú is, which Spanish bodies use it, how to log in with a certificate, Cl@ve or DNIe, and why the email or SMS aviso is not the notification. 6 min read
- DGT traffic fines in Spain: notices, the 50% discount, deadlines How Spanish DGT traffic fines reach you, paying at 50% within 20 days, identifying the driver of a hire or company car, appeals and what happens if unpaid. 6 min read
- How to authorise a representative for Spanish notifications How to let someone receive your Spanish notifications: the REA register, apud acta powers, the AEAT and Seguridad Social systems, duration, revoking and safety. 5 min read
- The 10-day rule for Spanish electronic notifications Spanish e-notifications left unopened for 10 calendar days count as rejected. What that means, when deadlines start, and what to do if you missed one. 6 min read
- Who must receive electronic notifications in Spain? Which people and companies Spain obliges to receive official notifications electronically, the AEAT NEO scheme, and what autónomos and individuals should know. 5 min read
Spanish property
- IBI in Spain: how the property tax works and when to pay IBI explained for owners abroad: who pays, how the bill is worked out, payment periods, direct debit, the 5%, 10% and 20% late surcharges and missing bills. 5 min read
- Managing post for a Spanish holiday home from the UK Which letters a Spanish holiday home receives, what arrives electronically or on paper, the risks of an empty letterbox and practical options for owners abroad. 5 min read
- Modelo 210: Spanish non-resident tax for property owners How Modelo 210 works for non-resident owners of Spanish property: imputed income, rental income, 19% and 24% rates, new 2026 deadlines and AEAT letters. 6 min read
Looking for a term? The glossary explains 40 Spanish and UK admin terms in English.
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