Banking Law and Public Value Management in Spain

1. Introduction

Banking law and public value management in Spain concerns how banking regulation, supervision, public financial institutions, crisis-management authorities, and publicly supported financial measures are used to protect or create benefits for society rather than merely private financial returns.

“Public value management” is not a single technical category in Spanish banking legislation. It is better understood as a governance concept connecting several established areas of law, including financial stability, depositor and consumer protection, prudent use of public resources, financial inclusion, competition, public-sector accountability, sustainability, and effective bank resolution.

In Spain, these objectives operate through both national institutions—such as Banco de España, FROB, ICO and the Ministry of Economy—and European institutions including the ECB, Single Resolution Board (SRB), European Banking Authority (EBA), and European Commission.

The fundamental challenge is balancing:

private banking activity + financial stability + individual rights + competition + protection of public resources.

2. Meaning of Public Value in Banking

A commercial bank primarily creates private economic value for customers, shareholders, employees and creditors.

Banking law additionally requires consideration of broader consequences because banks perform socially important functions:

• accepting deposits;
• providing credit;
• operating payment services;
• financing businesses and households;
• transmitting monetary policy;
• supporting investment;
• facilitating economic activity.

A serious banking failure can therefore impose costs beyond the institution itself.

Public value management attempts to ensure that banking regulation considers these broader effects while remaining within the powers granted by law.

3. Constitutional Foundations

Several provisions of the Spanish Constitution of 1978 provide background principles.

Article 9.3

It protects legality, legal certainty, responsibility of public authorities and the prohibition of arbitrary public action.

Financial authorities therefore must act within legally granted powers.

Article 31.2

Public expenditure must pursue equitable allocation of public resources and follow criteria of efficiency and economy.

This becomes particularly important where public funds support financial institutions.

Article 38

The Constitution recognises freedom of enterprise within the market economy.

Public-value regulation therefore operates alongside—not instead of—private economic freedom.

Article 51

Public authorities must protect consumers and users, including their legitimate economic interests.

This is particularly relevant to retail banking.

Article 128

Economic wealth is subordinated to the general interest, and public initiative in economic activity is recognised.

Together these provisions provide constitutional context for public-interest intervention in the financial sector.

4. Main Banking Legislation

Important Spanish legislation includes:

• Law 10/2014, on the organisation, supervision and solvency of credit institutions;
• Law 11/2015, concerning recovery and resolution of credit institutions and investment firms;
• Law 13/1994, on the Autonomy of Banco de España;
• Law 5/2019, regulating real-estate credit contracts;
• Royal Legislative Decree 1/2007, General Law for the Protection of Consumers and Users;
• Law 19/2013, on transparency, access to public information and good governance;
• Law 47/2003, General Budgetary Law.

These operate alongside extensive EU banking legislation.

5. European Banking Union

Spain's public-value banking framework cannot be understood purely through domestic law.

The Banking Union places important responsibilities at European level.

Single Supervisory Mechanism

The ECB directly supervises significant Spanish banking groups, while Banco de España participates in the supervisory system and has important responsibilities concerning other institutions and national matters.

Single Resolution Mechanism

The Single Resolution Board is responsible for resolution planning and resolution decisions concerning institutions within its jurisdiction, working with national resolution authorities.

FROB

Spain's Fondo de Reestructuración Ordenada Bancaria (FROB) performs important functions as Spain's national executive resolution authority.

The objective is not simply to protect individual banks. Resolution law focuses on preserving important banking functions and financial stability while limiting unnecessary public costs.

6. Financial Stability as Public Value

Financial stability is perhaps the clearest public value created by banking regulation.

Banks are interconnected.

Failure of one institution can affect:

depositors → creditors → other banks → businesses → households → government finances → wider economy.

Prudential regulation therefore imposes requirements concerning:

• regulatory capital;
• liquidity;
• governance;
• risk management;
• large exposures;
• leverage;
• reporting;
• recovery planning.

These requirements can restrict private risk-taking because excessive risk can generate public costs.

7. Landeskreditbank Baden-Württemberg v ECB — Case C-450/17 P

This 2019 CJEU judgment is important for understanding the institutional structure of European banking supervision.

The dispute concerned whether a bank should be treated as a less significant institution for supervisory purposes.

The Court confirmed the strong central supervisory role allocated to the ECB within the Single Supervisory Mechanism.

Relevance to Spain

Large Spanish banking groups operate within the same supervisory structure.

Public value—particularly financial stability—is therefore managed through a combination of European and Spanish supervision rather than by Banco de España alone.

8. Depositor Protection

Depositor confidence is another major public value.

If depositors believe their money is unsafe, rapid withdrawals can destabilise otherwise viable financial institutions.

Spain participates in the EU deposit-guarantee framework through the Fondo de Garantía de Depósitos de Entidades de Crédito (FGD).

Subject to statutory conditions and exclusions, eligible deposits are generally protected up to the harmonised EU level of €100,000 per depositor per credit institution.

Deposit insurance serves two related purposes:

1. protecting eligible depositors;
2. reducing the danger of destabilising bank runs.

Thus, a consumer-protection mechanism also contributes to systemic stability.

9. Consumer Protection as Public Value

Banking regulation must also protect customers from unfair or inadequately transparent financial practices.

This is especially important because banks often possess greater technical expertise and information than ordinary retail customers.

Spanish consumer banking law has been transformed by extensive CJEU litigation concerning mortgages.

The key public value is effective and informed participation in financial markets.

10. Banco Español de Crédito — Case C-618/10

The CJEU's 2012 judgment in Banco Español de Crédito SA v Joaquín Calderón Camino concerned unfair terms in consumer credit.

The Court emphasised the protective purpose of Directive 93/13/EEC.

National courts play an important role in ensuring that consumers are not bound by unfair contractual terms.

Public-value significance

Consumer confidence depends partly on whether banking contracts can be effectively challenged when they violate mandatory consumer protections.

Judicial enforcement therefore contributes to the legitimacy of the banking market.

11. Aziz v Caixa d'Estalvis de Catalunya — Case C-415/11

The Aziz judgment of 14 March 2013 is one of the leading Spanish mortgage cases.

Spanish mortgage-enforcement rules made it difficult for borrowers to obtain sufficiently effective protection where the underlying mortgage contained potentially unfair terms.

The CJEU held that the procedural framework had to provide effective protection under Directive 93/13.

Public-value lesson

Efficient mortgage enforcement is valuable to the credit system, but efficiency cannot be achieved by eliminating meaningful judicial protection.

Public value therefore involves balancing:

effective secured lending ↔ effective consumer rights.

12. Gutiérrez Naranjo — Joined Cases C-154/15, C-307/15 and C-308/15

These cases concerned Spanish mortgage floor clauses.

The CJEU held that a national judicial approach could not generally restrict in time the restitutionary consequences required by EU law after a contractual term had been declared unfair.

The judgment affected large numbers of Spanish mortgage borrowers.

Public-value significance

The case demonstrates that banking-system considerations cannot automatically displace legally protected consumer rights.

Public value must be pursued consistently with superior legal obligations.

13. STS 241/2013 — Spanish Supreme Court

The Spanish Supreme Court's judgment STS 241/2013 of 9 May 2013 became a landmark decision concerning mortgage floor clauses.

The Court developed important transparency principles.

A contractual provision may be grammatically understandable but still fail the required transparency analysis if consumers cannot adequately understand its practical economic significance.

The case helped move Spanish banking regulation toward substantive financial transparency rather than disclosure based purely on formal wording.

14. Transparency as Public Value

Transparency has several functions.

It helps consumers compare financial products.

It supports market discipline.

It allows investors to evaluate institutions.

It facilitates regulatory accountability.

However, banking transparency is not unlimited.

Supervisors frequently possess confidential information concerning individual institutions. Publishing sensitive liquidity or supervisory information could itself create instability.

Public-value management therefore requires balancing transparency and supervisory confidentiality.

15. Baumeister — Case C-15/16

In Baumeister, decided in 2018, the CJEU considered professional secrecy and confidential information held by financial supervisors.

The judgment clarified the treatment of supervisory information under EU law and rejected the idea that confidentiality should be understood without reference to the statutory criteria governing protected information.

For Spain, this is relevant because Banco de España and European supervisors handle large quantities of confidential financial data.

Public-value lesson

Transparency is important, but confidentiality can itself serve the public interest when disclosure would harm legitimate supervisory or commercial interests.

16. Bank Resolution and Public Value

Traditional insolvency can be difficult for major banks because abrupt failure may interrupt:

• deposits;
• payments;
• lending;
• clearing;
• critical financial services.

Bank-resolution law therefore provides special mechanisms for handling failing institutions.

Under the EU Bank Recovery and Resolution framework and Spain's Law 11/2015, authorities can use resolution tools when statutory conditions are satisfied.

The objectives include maintaining critical functions and protecting financial stability while reducing reliance on extraordinary public financial support.

17. Banco Popular Resolution

The resolution of Banco Popular Español in June 2017 is Spain's most significant Banking Union resolution example.

The ECB determined that the institution was failing or likely to fail. The SRB adopted a resolution scheme, and Banco Santander acquired Banco Popular for €1 following the resolution action.

Shares and certain capital instruments were written down or converted as part of the process.

The episode illustrates the concept of public value in resolution:

preserve critical banking functions while dealing rapidly with institutional failure and limiting broader systemic disruption.

18. Banco Popular Litigation

The resolution generated extensive litigation before EU courts.

Cases included Aeropuerto Internacional de Ciudad Real v Commission and SRB (T-523/17) and related actions.

Claimants challenged various aspects of the resolution process.

The General Court examined questions concerning institutional powers, procedural rights and the applicable resolution framework.

Importance

Public value does not mean authorities receive unlimited discretion during a banking crisis.

Resolution decisions remain governed by legislation and can be subjected to judicial review.

19. Ledra Advertising — Joined Cases C-8/15 P to C-10/15 P

The Ledra Advertising judgment concerned measures associated with the Cyprus financial crisis.

The CJEU recognised that EU institutions must respect applicable fundamental rights even when participating in financial-assistance arrangements.

Although not a Spanish case, the principle applies broadly to European financial governance.

Public-value principle

Financial stability is a legitimate and important objective, but it does not create a zone outside fundamental-rights protection.

20. Avoiding Taxpayer-Funded Bailouts

One major post-2008 reform objective has been reducing the assumption that taxpayers will automatically rescue failing banks.

Resolution law introduced stronger mechanisms for allocating losses to shareholders and eligible creditors in accordance with the statutory hierarchy and safeguards.

This serves several public-value objectives:

• reducing moral hazard;
• protecting public finances;
• improving market discipline;
• strengthening responsibility for private risk-taking.

However, loss allocation must comply with resolution law and fundamental legal safeguards.

21. Kotnik — Case C-526/14

The Kotnik judgment concerned EU State-aid rules and burden-sharing measures in bank restructuring.

The CJEU considered conditions relating to shareholder and subordinated-creditor contributions before State support.

The case illustrates the post-crisis principle that public resources should not automatically absorb private banking losses.

For Spain, it is relevant to the legal environment surrounding public support for distressed financial institutions.

22. Public Resources and State Aid

Public value may sometimes justify government intervention, but EU State-aid law limits selective economic support.

Article 107 TFEU generally prohibits incompatible State aid.

Government support for a bank may therefore require assessment of:

• economic advantage;
• State resources;
• selectivity;
• competition effects;
• compatibility with EU rules.

This prevents “public value” from becoming an unrestricted justification for subsidising particular institutions.

23. Commission v Spain and Public Financial Responsibility

EU State-aid jurisprudence involving Spain reinforces the principle that government financial interventions must comply with EU competition rules.

Where public resources benefit individual undertakings, authorities must determine whether the transaction occurs on market terms or constitutes aid.

Public-value management therefore involves both:

supporting legitimate public objectives and protecting competitive neutrality.

24. ICO and Development-Oriented Banking

The Instituto de Crédito Oficial (ICO) is important to Spain's public financial architecture.

ICO can support economic-policy objectives by facilitating financing for areas such as:

• SMEs;
• investment;
• internationalisation;
• infrastructure;
• economic recovery;
• sustainability.

Public financial institutions can address financing needs that government considers economically or socially significant.

However, their operations remain subject to their statutory mandates and applicable Spanish and EU legal constraints.

25. Financial Inclusion

Public value in banking also includes access to essential financial services.

Digitalisation has improved efficiency but can create problems for people who have difficulty accessing online banking.

Relevant public-policy concerns can include:

• rural banking access;
• older customers;
• persons with disabilities;
• digital exclusion;
• access to cash;
• understandable financial information.

The legal and policy challenge is to modernise banking services without unnecessarily excluding sections of society.

26. Payment Systems as Public Infrastructure

Modern economies depend heavily on reliable payments.

A banking institution therefore does more than maintain private customer accounts.

Banks participate in infrastructure supporting:

wages → household payments → taxes → business transactions → public payments → cross-border commerce.

Operational resilience, cybersecurity, fraud controls and continuity planning consequently have a public-value dimension.

EU rules, including the Digital Operational Resilience Act (DORA), have strengthened the regulatory framework surrounding financial-sector ICT resilience.

27. Data Protection and Public Value

Banks hold exceptionally sensitive personal and financial information.

Public value therefore includes secure and lawful processing of customer data.

The GDPR and Spanish data-protection legislation impose requirements concerning:

• lawful processing;
• transparency;
• data minimisation;
• security;
• data-subject rights;
• accountability.

Financial innovation cannot simply override privacy and data-protection obligations.

28. Sustainable Finance

Banking regulation increasingly considers environmental and climate-related financial risks.

Public-value management in this context does not mean that supervisors simply choose environmental policy for banks.

Instead, where environmental risks create financially material exposures, banks and supervisors may need to integrate them into:

• governance;
• risk identification;
• stress testing;
• credit-risk analysis;
• disclosure;
• long-term strategy.

Spanish banks operate within the wider EU sustainable-finance framework.

29. Public Accountability

Public-value management requires authorities themselves to remain accountable.

Banco de España, FROB and relevant government institutions operate within statutory frameworks.

At European level, the ECB and SRB are also subject to institutional and judicial accountability.

Accountability can include:

• reporting;
• parliamentary scrutiny;
• audit;
• transparency requirements;
• reasoned decisions;
• judicial review.

Public objectives do not eliminate the rule of law.

30. Berlusconi and Fininvest — Case C-219/17

The 2018 CJEU judgment in Berlusconi and Fininvest addressed judicial review of a composite supervisory procedure involving a national authority and the ECB.

The case is relevant to Spain because Banco de España similarly participates in procedures within the Single Supervisory Mechanism.

The judgment helps determine where judicial review belongs when national and EU authorities participate in different stages of one supervisory process.

Public-value significance

Effective supervision and effective judicial protection must coexist.

31. Proportionality

Proportionality is particularly important when financial authorities pursue public objectives.

A measure may serve a legitimate objective such as financial stability but still require examination of whether the chosen intervention is legally appropriate and necessary under the governing framework.

This is especially important where measures affect:

• property;
• business freedom;
• shareholders;
• creditors;
• consumers.

Public value therefore cannot simply be asserted; regulatory measures need a lawful basis and must satisfy applicable legal constraints.

32. Public Value versus Moral Hazard

One difficult banking-policy problem is moral hazard.

If bank owners and creditors believe government will always rescue institutions, they may tolerate excessive risk.

A public-value framework therefore seeks to protect financial stability without unnecessarily protecting investors from ordinary commercial losses.

This explains the importance of:

• capital requirements;
• recovery planning;
• resolution planning;
• loss-absorption requirements;
• bail-in mechanisms.

The objective is to protect important banking functions rather than automatically protect every financial stakeholder.

33. Key Case Laws

34. Public-Value Management Framework

Spain's banking system can therefore be understood through six interconnected public values:

1. Stability

Prevent systemic disruption and maintain confidence in the banking system.

2. Consumer protection

Ensure fair terms, meaningful transparency and effective remedies.

3. Continuity

Preserve deposits, payments and other critical banking functions during crises.

4. Fiscal responsibility

Reduce unnecessary exposure of taxpayers to private banking losses.

5. Competitive markets

Prevent unjustified public support from distorting competition.

6. Accountability

Ensure supervisors and resolution authorities remain subject to law, oversight and judicial review.

These objectives sometimes reinforce one another, but sometimes conflict.

35. Example

Assume a large Spanish bank experiences severe financial distress.

A purely private-value approach might focus primarily on shareholder losses.

A public-value banking analysis asks broader questions:

Can depositors continue accessing their money?

Will payment systems continue operating?

Could failure destabilise other banks?

Should taxpayers bear losses?

Can shareholders and eligible creditors absorb losses under the resolution framework?

Are fundamental and procedural rights respected?

Is the intervention proportionate and legally authorised?

Can the decision later be reviewed by a court?

This illustrates why public-value management is fundamentally a balancing exercise.

36. Relationship with Public Management

From a public-management perspective, banking authorities need to translate broad objectives into measurable institutional outcomes.

For example:

Objective: financial stability
Instrument: capital and liquidity regulation
Desired value: lower systemic vulnerability.

Objective: consumer protection
Instrument: transparency and unfair-terms controls
Desired value: fairer financial contracting.

Objective: fiscal protection
Instrument: resolution and loss-absorption rules
Desired value: reduced dependence on taxpayer bailouts.

Objective: operational continuity
Instrument: ICT resilience and crisis planning
Desired value: reliable financial infrastructure.

Law determines the permissible boundaries within which these management choices operate.

Conclusion

Banking law and public value management in Spain is not a separate statutory branch of banking law. It is a useful framework for understanding how Spanish and EU financial institutions pursue socially important objectives through banking regulation while remaining constrained by legality, proportionality, competition rules and fundamental rights.

Spain's system seeks simultaneously to protect financial stability, depositors, consumers, critical banking functions and public finances. The system also attempts to maintain competitive financial markets and avoid moral hazard.

Cases such as Banco Español de Crédito, Aziz, STS 241/2013 and Gutiérrez Naranjo demonstrate the consumer-protection side of public value. Landeskreditbank and Berlusconi/Fininvest demonstrate the institutional and accountability dimensions of European supervision. Kotnik, Ledra Advertising and the Banco Popular litigation illustrate the difficult balance between financial stability, private losses, public resources and legal rights during banking crises.

The central principle is that public value in banking must be created through lawful institutions rather than unconstrained regulatory discretion. Spain's banking framework therefore combines prudential supervision, consumer protection, resolution planning, public financial institutions, competition controls and judicial accountability to ensure that a privately operated banking market continues to serve essential public and economic functions.