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BOE-A-2026-12025 ·4 June 2026 ·Resolution Low impact
Administrative

Businesses and individuals: 3 months to update official exchange rates or deviation risks

The Bank of Spain's resolution publishes the euro exchange rates from 3 June 2026 set by the ECB, now officially effective (Art. 36 of Law 46/1998). These rates affect all parties using official exchange rates in financial, trade, or accounting operations. Rates are updated in real time and must be applied from publication date to avoid calculation deviations.

In 2 key points

  1. Official exchange rates are updated on 3 June 2026 and must be applied from that date (art. 36 de la Ley 46/1998)
  2. The Bank of Spain publishes the ECB's rates as official rates for use in financial transactions (Resolución de 3 de junio de 2026)

How it affects those involved

Businesses, companies and individuals carrying out international transactions must update their foreign exchange calculations from 3 June 2026. Authorities and financial institutions using official rates must adjust their records. Finance advisors must inform their clients about the new rates to avoid errors in invoicing or payments. Using outdated rates may result in penalties for deviation.

Lifecycle

2026-06-04PublishedPublished in the BOE
2026-06-03Into forceComes into force (Resolución de 3 de junio de 2026)
Official text Based on BOE data (boe.es). Information, not advice.

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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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