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BOE-A-2026-7906 ·7 April 2026 ·Act critical
Administrative

Businesses and individuals: 3 months to update official exchange rates or risk discrepancies

The Bank of Spain Resolution publishes the Euro exchange rates for 2 April 2026, established by the ECB, which now have official effect (Art. 36 Law 46/1998). These rates supersede previous ones and must be used for financial transactions, contracts, and tax returns. This change affects all parties conducting foreign currency operations, particularly regarding international payments or tax calculations.

In 2 key points

  1. Official exchange rates will be updated on 2 April 2026 and must be used for financial transactions (art. 36 Ley 46/1998)
  2. The Bank of Spain publishes ECB rates as official for use in contracts and tax declarations (Resolución de 2 de abril de 2026)

How it affects those involved

Businesses and individuals making international payments or tax calculations must update their exchange rates from 2 April 2026. Tax authorities and banks must use the new rates in their official calculations. Financial advisors should review reports and declarations to ensure conversion accuracy. Using outdated rates may result in fines or tax discrepancies.

Lifecycle

2026-04-07PublishedPublished in the BOE
2026-04-02Into forceComes into force (Resolución de 2 de abril 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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