Extradition from Saudi Arabia to Spain: Legal Defence and Strategic Options

Spain and Saudi Arabia have no bilateral extradition treaty. That means any request for extradition proceeds through ad hoc diplomatic arrangements, reciprocity principles, and alignment with domestic Saudi law—which incorporates Sharia. As an EU member, Spain processes extradition through its Audiencia Nacional (National Court), applying strict human rights scrutiny under ECHR standards. These requirements often clash with Saudi procedural norms. Our legal team has represented clients in cross-border proceedings involving Saudi Arabia and European jurisdictions since 2018, so we’ve navigated these frameworks firsthand.

Extradition from Saudi Arabia to Spain refers to the legal process by which Spanish authorities request the transfer of an individual from Saudi territory to face criminal charges or serve a sentence in Spain. Without a treaty, such transfers depend on diplomatic negotiation, dual criminality requirements, and assurances that proceedings will meet international human rights standards recognised under Spanish constitutional law and the European Convention on Human Rights.

Dual criminality is the principle requiring that the alleged offence be punishable as a crime in both the requesting state (Spain) and the requested state (Saudi Arabia), with a minimum threshold of at least one year of deprivation of liberty in both jurisdictions. Under Saudi law, all extraditable offenses must also align with Sharia principles, creating a unique compatibility filter not present in Western treaty frameworks.

Key Takeaways

• No bilateral extradition treaty exists between Saudi Arabia and Spain as of 2026; all requests proceed via ad hoc arrangements negotiated through diplomatic channels.
• Dual criminality applies: the offence must carry at least one year of imprisonment in both jurisdictions and comply with Sharia law under Saudi domestic requirements.
• Spain’s Audiencia Nacional reviews all extradition requests under ECHR Article 3 and Article 6 standards, requiring detailed assurances on detention conditions and fair trial rights.
• Saudi Arabia does not recognize the UN Convention Against Corruption as a legal basis for extradition, having reserved against Article 44(5) in its 2015 UNODC review.
• Procedural timelines vary unpredictably without treaty frameworks; cases documented in similar contexts (India-Saudi Arabia) typically range from several months to over a year depending on diplomatic complexity and evidence sufficiency.

Does Spain Have an Extradition Treaty with Saudi Arabia?

Spain and Saudi Arabia have no formal bilateral extradition treaty as of 2026. Unlike the India-Saudi Arabia extradition treaty in force since 2010—which establishes clear procedures and dual criminality standards—Spain must negotiate each case individually through its Ministry of Foreign Affairs and the Saudi Ministry of Interior. EU mechanisms such as the European Arrest Warrant (Framework Decision 2002/584) don’t apply here because Saudi Arabia is not an EU member or justice cooperation partner.

When no treaty exists, Spanish authorities rely on reciprocity and comity principles recognised under customary international law. Saudi Arabia processes extradition requests subject to conditions set by Saudi domestic law, including alignment with Sharia principles and procedural requirements in Saudi criminal procedure codes. This ad hoc approach creates real uncertainty. Saudi authorities retain full discretion to accept, modify conditions, or refuse requests based on political, diplomatic, or religious considerations that would never arise under a formal treaty.

Here’s what this means practically: Spanish prosecutors submitting requests through INTERPOL or direct diplomatic channels should expect months of negotiation, requests for additional evidence, and demands for assurances that Spanish detention and trial procedures meet standards acceptable under Saudi interpretations of fair process. In a treaty context, Spain would be the one demanding such assurances; without one, the dynamic reverses. No standardised documentation requirements, timelines, or appeal mechanisms exist to govern the process.

Can Spain Request Extradition Without a Treaty?

Spain can issue an extradition request without a treaty, but success depends entirely on Saudi Arabia’s willingness to cooperate under reciprocity principles. The UN Convention Against Corruption Article 44(5) permits states parties to use the convention itself as a legal basis for extradition when no treaty exists. Except—Saudi Arabia has explicitly reserved against this provision. According to the UNODC Saudi Arabia Country Review Report from 2015, Saudi authorities stated they do not consider UNCAC a legal basis for extradition. Corruption-related requests from Spain must therefore rely entirely on ad hoc arrangements and domestic Saudi law.

UNODC guidance on extradition procedures emphasises that in the absence of treaties, requesting states should provide detailed assurances on treatment of the accused, detention conditions, and the absence of death penalty or torture risk. Spain’s Audiencia Nacional routinely applies such standards when evaluating incoming requests, but Saudi authorities apply their own standards—grounded in Sharia—when evaluating outgoing transfers.

Procedurally, Spanish requests proceed through INTERPOL Red Notice mechanisms or direct diplomatic channels. But here’s the limitation: INTERPOL notices serve only as international alerts and cooperation requests; they do not compel extradition. Saudi Arabia participates actively in the INTERPOL network and retains sovereign discretion over all extradition decisions. A Red Notice issued at Spain’s request provides no guarantee of arrest or transfer.

What Is the Role of Interpol in Saudi-Spanish Extradition Cases?

INTERPOL Red Notices function as international wanted-person alerts, circulated to all 196 member countries’ National Central Bureaus (NCBs). When Spain requests a Red Notice for an individual believed to be in Saudi Arabia, it asks Saudi authorities to locate, provisionally arrest, and hold the person pending a formal extradition request. INTERPOL itself has no enforcement power and cannot compel any member state to execute an arrest or approve extradition.

Saudi Arabia’s NCB evaluates each Red Notice for compliance with INTERPOL’s Rules on the Processing of Data, which prohibit notices for political, military, religious, or racial matters under Article 3. If the Saudi NCB determines that the underlying Spanish charges have a political dimension—dissidents, journalists, politically sensitive financial allegations—it may refuse to act on the notice entirely. Unlike treaty obligations, which impose binding legal duties, Red Notices are requests that Saudi authorities can accept, ignore, or challenge through the Commission for the Control of INTERPOL’s Files (CCF).

INTERPOL’s role is administrative, not judicial. Even where Saudi Arabia arrests an individual on a Red Notice, the formal extradition request must follow through diplomatic channels with complete documentation, Arabic translation, and assurances that proceedings meet standards consistent with Saudi legal principles. The timeline from Red Notice to actual transfer can extend well beyond 12 months without treaty frameworks to provide procedural certainty.

What Crimes Are Extraditable Between Saudi Arabia and Spain?

For an offence to be extraditable from Saudi Arabia to Spain, it must satisfy dual criminality: the conduct must constitute a crime punishable by at least one year of deprivation of liberty in both jurisdictions. UN General Assembly documentation on Saudi Arabia’s universal jurisdiction practice confirms this threshold applies to all extradition requests under Saudi domestic law. Saudi Arabia applies an additional filter: the offence must not violate Sharia principles or involve conduct that Saudi law does not criminalise.

Serious financial crimes typically qualify—fraud, embezzlement, money laundering. So do drug trafficking, terrorism-related offences, murder, and kidnapping. These crimes meet dual criminality and align with both Spanish Penal Code provisions and Saudi criminal law under Sharia. Offences related to alcohol consumption, certain sexual conduct criminalised under Spanish law but not under Saudi interpretations of Sharia, or politically sensitive charges often fail the compatibility test.

Spain recognises the political offence exception under customary international law and its own extradition legislation. Saudi Arabia applies a similar but broader principle: authorities will not extradite individuals for conduct that Saudi law views as political expression, religious practice, or matters falling outside criminal jurisdiction under Sharia. This asymmetry matters. Spain may seek extradition for charges that Saudi authorities classify as outside the scope of extraditable conduct entirely.

Does Dual Criminality Apply to All Offenses?

Dual criminality is mandatory under Saudi domestic law for all extradition cases. The conduct described in the Spanish warrant must correspond to an offence defined in Saudi Arabia’s criminal codes and punishable by at least one year of imprisonment. Critically, Saudi authorities evaluate dual criminality not merely by comparing statutory definitions but by assessing compatibility with Sharia law.

Take fraud under Article 248 of the Spanish Penal Code. This typically meets dual criminality because Saudi Arabia criminalises fraud under both statutory provisions and Sharia principles governing commercial honesty. Habitual theft under Article 234, by contrast, might face additional scrutiny depending on whether the conduct involves aggravating factors recognised under Saudi law—such as breaches of trust (khiyanat al-amanah)—that carry specific Sharia penalties.

Spanish prosecutors must provide detailed factual allegations and legal characterisations in Arabic translation, demonstrating not only that Spanish law punishes the conduct but that it aligns with principles Saudi authorities apply. Failure to establish this alignment results in rejection of the extradition request, regardless of the severity of the charges under Spanish law.

Are Political Offenses Extraditable from Saudi Arabia?

Saudi Arabia does not extradite individuals for political offences, and its definition of “political” is broader than Spain’s. While Spain recognises the political offence exception under Article 13 of the Spanish Constitution and international human rights standards, Saudi Arabia’s application extends to cases involving criticism of government policies, journalism, religious expression, and advocacy that Western jurisdictions would classify as protected speech.

The European Court of Human Rights established in Öcalan v. Turkey (Application No. 46221/99) that extradition cannot proceed where real risk exists of persecution for political opinions, denial of fair trial, or treatment violating Article 3 ECHR. Spain’s Audiencia Nacional applies these standards rigorously. Saudi Arabia, by contrast, conducts its own assessment grounded in Sharia principles and national security—frameworks that diverge significantly from European human rights law.

Practically speaking: if you’re a dissident, journalist, or face charges overlapping with political expression, Spanish requests face steep rejection odds in Saudi courts. Saudi authorities will not transfer individuals where extradition would undermine domestic policy or where charges target political activity rather than conventional crime.

How Does Saudi Arabia’s Legal System Affect Extradition to Spain?

Saudi Arabia grounds its legal system in Sharia law—derived from the Quran and Sunnah—with codified criminal procedures and counterterrorism amendments that fundamentally differ from Spanish civil law. Every extradition decision must comply with Islamic jurisprudence. Saudi officials evaluate not just dual criminality but whether transfer aligns with fairness standards under Sharia.

The U.S. State Department’s 2024 Country Reports on Human Rights Practices for Saudi Arabia documents a troubling gap: law requires authorities to file charges within 72 hours of arrest and hold trial within six months—but counterterrorism exceptions permit indefinite detention without charge. Critically, Saudi law provides no judicial oversight of extrajudicial detention and detainees cannot challenge legality before independent courts. This matters for Spanish prosecutors: your assurances must address fairness from a Saudi legal lens, not merely ECHR compliance.

The U.S. State Department’s findings on Saudi detention procedures expose another critical divergence: there’s no requirement to advise suspects of rights to legal counsel or to remain silent—practices Spain mandates under Article 520 of its Criminal Procedure Act. Saudi decision-makers may view Spanish guarantees as exceeding what Sharia requires. Simultaneously, Spanish prosecutors must prove their proceedings meet baseline fairness from Saudi perspective, not just from European standards.

What Are the Procedural Requirements Under Saudi Law?

Saudi law mandates that extradition requests arrive via diplomatic channels, authenticated by Spain’s Ministry of Foreign Affairs and translated to Arabic. You must submit the arrest warrant or judgment, evidence summary supporting probable cause, dual criminality confirmation, and assurances on treatment and trial fairness.

Next: the Saudi Ministry of Interior reviews requests alongside the Public Prosecution and, sometimes, religious authorities (ulama) assessing Sharia compatibility. Here’s the critical difference from treaty-based systems—there is no statutory deadline. Processing depends on case complexity, diplomatic climate, and whether charges carry political or religious sensitivity. India-Saudi Arabia cases typically resolve initial review in 60-90 days. Ad hoc Saudi-Spanish arrangements can stretch indefinitely.

Saudi authorities also demand assurances that you won’t face charges beyond those in the extradition request (the specialty principle under customary law) and that Spain won’t re-extradite you to a third country without Saudi consent. Multiple charges? Saudi officials may approve transfer only for counts satisfying dual criminality and Sharia compatibility, rejecting others outright.

Can Spain Guarantee Fair Trial Protections?

Spain’s constitution and ECHR Article 6 secure robust fair trial rights: legal representation, public hearing, witness confrontation, appeals. Spanish prosecutors submit assurances detailing these protections. The challenge: framing them in terms Saudi legal experts recognize as compatible with Sharia justice (‘adl).

The European Court addressed this tension in Othman (Abu Qatada) v. United Kingdom (Application No. 8139/09): states cannot extradite to jurisdictions where torture-obtained evidence may be admitted, trials lack independence, or real ill-treatment risk exists. Spain applies these standards to incoming requests. Saudi decision-makers apply their own Sharia-grounded fairness standards when evaluating Spanish assurances. The two systems don’t automatically align.

In practice, Spanish authorities detail detention conditions, counsel access, translation services, and appeals in diplomatic notes. Saudi reviewers focus on Islamic legal alignment, not European standards. What works? Offences both systems clearly criminalize (violence, serious fraud, drug trafficking) paired with Spanish assurances addressing Saudi concerns: treatment of Muslim detainees, religious practice access, halal dietary provisions.

What Human Rights Protections Apply in Saudi-Spanish Extradition Cases?

Spain, as a Council of Europe member, applies the European Convention on Human Rights in all extradition proceedings. The Audiencia Nacional must refuse extradition where real risk exists of treatment violating ECHR Article 3 (torture, inhuman or degrading treatment) or Article 6 (fair trial rights). European Court case law places the burden on prosecuting states to prove that adequate assurances eliminate these risks—mere promises aren’t enough.

Soering v. United Kingdom (1989) established that extradition to face the death penalty or prolonged death row detention violates Article 3. Spain cannot extradite to capital punishment jurisdictions unless it secures binding assurances that death sentences won’t be imposed or carried out. Saudi Arabia does apply capital punishment for certain offences. Spanish prosecutors therefore must obtain explicit assurances in any extradition agreement that the individual will not face execution.

Saudi Arabia, conversely, evaluates Spanish detention and trial procedures against Saudi standards of Sharia-compliant justice. Saudi authorities require assurances that Muslim detainees receive halal food, prayer facilities, and religious materials—matters European extradition assurances rarely address but that Saudi legal and religious requirements demand. These aren’t obstacles; they’re conditions Saudi law imposes.

Does Spain Apply the Political Offense Exception?

Spain recognizes the political offence exception under customary international law and Spanish extradition legislation. Article 13 of the Spanish Constitution protects political expression and asylum rights. Spanish courts refuse extradition when charges appear targeted at political activity rather than conventional crime.

The Audiencia Nacional applies a fact-specific test: Does the conduct involve protected speech? Does the requesting state have a pattern of prosecuting dissidents? Are charges disproportionate to the alleged conduct? Is selective prosecution evident? When these factors suggest political motivation, Spanish courts refuse extradition regardless of how the requesting state frames charges.

This works both ways. Spanish prosecutors seeking extradition from Saudi Arabia must anticipate that Saudi authorities apply their own political offence assessment, refusing transfer where charges target conduct protected under Saudi sovereignty or Sharia. Cases involving journalists, activists, or individuals accused of conduct overlapping with political expression face high rejection risk in both directions.

Jurisdiction-Specific Considerations: Spain’s Audiencia Nacional

Spain’s Audiencia Nacional, based in Madrid, holds exclusive jurisdiction over international extradition proceedings. For EU member states, the court applies Framework Decision 2002/584. For non-EU cases like Saudi Arabia, it relies on customary international law principles and Article 13 of Spanish Extradition Law (Law 4/1985).

The Audiencia Nacional conducts a two-stage review. First, it determines whether the request meets formal requirements: dual criminality, sufficient evidence, proper documentation. Then it assesses whether extradition complies with human rights standards under ECHR Article 3 and Article 6. Spanish prosecutors bear the burden of demonstrating that Saudi Arabia’s legal system and detention practices meet these standards, or that adequate assurances exist to eliminate risks.

Spanish procedural timelines require the Audiencia Nacional to issue a decision within 30-60 days of receiving a complete extradition file. But here’s the catch: these timelines bind only Spain’s judicial process. Saudi Arabia processes outgoing extradition requests according to its own administrative procedures—without equivalent statutory deadlines. If you’re the subject of such a request, this asymmetry matters. Spain decides quickly whether to ask; Saudi authorities may take months or years to respond. Plan accordingly if you’re tracking a case timeline.

How Does Spanish Law Address Extradition to Non-EU States?

Spanish extradition law splits into two tracks: EU member states fall under Framework Decision 2002/584 and the European Arrest Warrant. Non-EU states—including Saudi Arabia—require bilateral treaties or customary international law. Where no treaty exists, Spain applies Law 4/1985 on Extradition and customary international principles.

The formal requirements are straightforward on paper. Dual criminality. Sufficient evidence establishing probable cause under Spanish standards. Proper diplomatic channels. Human rights assurances. But prosecutors must also demonstrate that extradition serves a legitimate criminal justice purpose and doesn’t constitute persecution, discrimination, or politically motivated prosecution. The Audiencia Nacional retains discretion to refuse extradition where human rights risks exist—even if formal dual criminality is satisfied. That discretion is real, and it’s where cases turn.

Spain also enforces the principle of specialty. An individual can be tried only for charges specified in the extradition request and cannot be re-extradited to third countries without Spain’s consent. When Spanish prosecutors request extradition from Saudi Arabia, they must provide reciprocal assurances to Saudi authorities that Spain will honor these same specialty principles and will not alter charges post-transfer without consent.

This article is published by an independent law firm for informational purposes only and does not represent or claim affiliation with any government body, international organisation, or official authority.