Revolving Credit Cards in Spain Explained

A "tarjeta revolving" is a revolving-credit card widely sold by Spanish banks and consumer-finance companies, distinct from the one-off microcréditos covered elsewhere on this site. Instead of borrowing a fixed sum for a fixed term, the cardholder draws on a reusable credit line and repays it through a small monthly instalment, with interest accruing on whatever balance remains outstanding — which can drag repayment out for years if only the minimum is paid.

These products became a major consumer-protection story in Spain after a series of Tribunal Supremo rulings on what counts as a usurious ("usurario") interest rate under the century-old Ley de Represión de la Usura. In its February 2023 ruling (258/2023), the Supreme Court settled on a clearer test: a revolving card's TAE is usurious if it exceeds the average market rate for that product category — as tracked by the Banco de España — by more than six percentage points at the time the contract was signed.

This is a meaningfully different legal test from the one that applies to a short-term microcrédito. Microloans are judged mainly on transparent pre-contractual disclosure (the FIN form) and standard consumer-credit rules; revolving cards have their own body of Supreme Court case law specifically addressing the compounding effect of long-running, minimum-payment-only debt, because the total cost paid over years of a slowly repaid revolving balance can end up far exceeding the amount originally borrowed.

For a consumer trying to tell the two products apart: a microcrédito is a single loan with a defined euro amount and a defined end date, usually repaid within weeks or a few months. A revolving card has no natural end date — the balance can be redrawn indefinitely as it is paid down, and the TAE applies to a rotating balance rather than a one-time principal, which is precisely the mechanic that produces the long-term cost problem Spanish courts have targeted.

Anyone holding an older Spanish revolving card with a high advertised interest rate and a long repayment history can, in principle, review whether the contracted TAE exceeded the market-average-plus-six-points threshold at signing and, if so, pursue a claim through the courts for interest paid above the legal maximum. This is a distinct legal remedy from anything available for a standard short-term microcrédito, and anyone considering it should seek independent legal advice rather than treat this guide as legal counsel.

When applying for a revolving credit card, it's crucial to compare different offers from various banks, focusing on the TAE and how it aligns with your expected usage pattern. Banks are required by law to disclose this rate clearly in their promotional materials, so review them carefully before making a decision.

Borrowers should also consider setting up automatic payments to ensure timely repayment of the minimum due each month. This can help avoid unexpected increases in debt and potential legal issues related to usurious interest rates.

If you encounter difficulties managing your revolving credit card balance, many banks offer financial counseling services or debt management plans. These resources can provide guidance on how to structure your repayments more effectively without breaching the law.

In comparison to neighboring markets like Portugal and France, Spain's regulatory environment for revolving credit cards is notably stricter due to recent legal developments. This has led to more transparent pricing and clearer disclosure requirements, though it also means higher interest rates that can deter some consumers from using these products.

In edge cases where a revolving credit card contract is deemed usurious, the court may order a reduction in interest rates but may not forgive any interest already paid. This can lead to complex legal proceedings that require detailed documentation of both parties' actions and agreements.