Tax is the area that most surprises British expats when they move to Spain. Once you spend more than 183 days a year here, you become a Spanish tax resident and are required to declare your worldwide income. The UK-Spain Double Taxation Treaty prevents double taxation, but it does not eliminate your Spanish obligations.
Income Tax and Returns
- How to File Your Spanish Tax Return (Modelo 100)
- UK Tax Residency vs Spain: What Changes When You Move
- Modelo 720: Declaring Your Overseas Assets