US Citizens in Spain Need an EA. Here's Why.

2026-07-09

Last reviewed: July 9, 2026. This article reflects current IRS rules and EA exam requirements as of this date.

An estimated 50,000-80,000 Americans live in Spain. Every single one of them must file US taxes. Most also file Spanish taxes. The overlap between the two systems creates a substantial market for US-credentialed tax professionals.

What Makes Spain Different

US-Spain income tax treaty, signed 1990 and updated by a 2013 protocol, prevents double taxation. But it doesn't eliminate the filing burden. Americans in Spain file Form 1040 with the IRS. They also file with the Spanish tax authority. The complexity comes from the interaction between the two systems.

The Beckham Law creates a short-term planning window. Spain's special expatriate tax regime (the Beckham Law) lets qualifying foreign workers pay a flat 24% Spanish tax on the first €600,000 of employment income for up to six years instead of progressive rates up to 47%. The US doesn't recognize the Beckham Law. The Spanish tax paid at 24% is creditable against US tax via the FTC, but the US residual tax may be significant because 24% is below the US marginal rate. The FEIE may be the better election during Beckham years. The election switches once the Beckham period ends and the full Spanish progressive rate applies.

Spain has a wealth tax — and it's real. Three versions operate: the national Impuesto sobre el Patrimonio (with a €700,000 exemption), the regional wealth taxes (varying by autonomous community), and the temporary 'solidarity wealth tax' on net worth above €3 million. From the US perspective, wealth taxes are not creditable as foreign income taxes. The Spanish wealth tax reduces net worth without reducing US tax liability. Americans with significant Spanish assets — especially real estate — face an uncreditable annual tax.

Spanish pensions (planes de pensiones) are treaty-protected but complicated. Contributions to Spanish pension plans are deductible in Spain. The US-Spain treaty Article 20 provides rules for pension contributions and distributions. However, the Spanish pension system has multiple tiers (Social Security, company plans, individual plans), and the US treatment varies by type. A Spanish company pension may be a foreign grantor trust for US purposes.

The modelo 720 reporting requirement is aggressive. Spain requires residents to report foreign assets above €50,000 on modelo 720. The penalties for non-compliance are severe — up to 150% of the undeclared value. This overlaps with US FBAR and FATCA reporting requirements. An American in Spain must report the same assets three times: to the IRS (FBAR + FATCA), to the Spanish tax authority (modelo 720), and to both countries on their tax returns. The filing burden alone creates demand for cross-border preparers.

Why an EA Specifically

The Enrolled Agent is the only federal tax credential that is 100% tax-focused, has no degree requirement, and carries unlimited IRS representation rights. For expats, representation rights matter — international returns are audited at higher rates. An EA in Spain can serve the American expat community and build a practice that operates across borders.

The Demand Signal

Major expat tax firms list Spain as a core market. The complexity is structural. The supply of preparers who understand both the US and Spanish tax systems is thin. The EA credential is the fastest path to building US-side tax authority for anyone who wants to serve this market.

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