By Farah Mokrani • Published: 21 Sep 2025 • 15:06 • 4 minutes readSpain tightens border checks with the Carta de Invitación rule. The rule isn’t new, but in 2025 Spain has ramped up its enforcement. Alongside the Carta de Invitación, border control may ask for:A valid passport. Why the Carta de Invitación rules matter for expats in SpainFor many expats, the new emphasis on the Carta de Invitación feels like another layer of Spanish bureaucracy. The Carta de Invitación isn’t just red tape – it’s a key part of Spain’s immigration checks.