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BOE-A-2026-985 ·16 January 2026 ·Resolution Low impact
Administrative

Entities and individuals: update official exchange rates as of January 15, 2026

The Bank of Spain publishes new euro exchange rates as of January 15, 2026, in accordance with Article 36 of Law 46/1998. These rates are officially recognized and must be used in financial operations, contracts, and tax declarations requiring official exchange rates.

In 2 key points

  1. Official exchange rates are updated on 15 January 2026 for all quoted currency pairs (texto fuente)
  2. The changes come into effect officially in accordance with Article 36 of Law 46/1998 (art. 36)

How it affects those involved

Businesses, individuals and financial institutions must update their foreign exchange calculations in international transactions, contracts or tax declarations. Financial advisors and managers should review their calculations to avoid errors in exchange rates. Tax authorities may require the use of these official rates in tax filings. The change does not generate direct costs, but it entails a mandatory update across all processes that use exchange rates.

Lifecycle

2026-01-16PublishedPublished in the BOE
2026-01-15Into forceComes into force (texto fuente)
Official text Based on BOE data (boe.es). Information, not advice.

Does this provision affect you?

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This analysis is informational only and does not constitute legal advice or create a client-adviser relationship. BM Consulting.
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