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BOE-A-2026-21237 ·12 October 2026 ·Resolution Medium impact
Corporate

Financial institutions: publication of reference rates for market value calculation in mortgages and early repayments (Sept 2026)

The Bank of Spain has published the indices and reference rates for September 2026 used to calculate the market value for interest rate risk compensation in mortgage loans (A) and the spread for early repayments (B). These values are based on Interest Rate Swaps (IRS) for various maturities, in accordance with the methodology set out in Bank of Spain Circular 5/2012 (Art. 1).

In 3 key points

  1. IRS rates for mortgage compensation: from 3.409% (2 years) to 3.595% (15 years), Art. 1.A (art. 1.A)
  2. Spread for early repayments: one-year IRS rate of 3.129%, Art. 1.B (art. 1.B)
  3. Calculation methodology according to Bank of Spain Circular 5/2012, Art. 1 (art. 1)

How it affects those involved

For financial institutions, these rates are the mandatory parameters for determining interest rate risk compensation in mortgages and the applicable spread for early repayments of loans or credits. For individuals, these indices determine the amount of compensation that the institution may charge or must pay during mortgage debt renegotiation or cancellation processes.

Lifecycle

2026-10-12PublishedPublished in the BOE
Official text Based on BOE data (boe.es). Information, not advice.

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