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BOE-A-2026-7342 ·31 March 2026 ·Act critical
Administrative

Companies and individuals: 30 March 2026 deadline to update official exchange rates

The Bank of Spain Resolution publishes the new euro exchange rates for 30 March 2026, as established by the European Central Bank. These changes are official and must be used for financial transactions, contracts, and tax returns. The update is carried out in accordance with Article 36 of Law 46/1998 on the Introduction of the Euro.

In 2 key points

  1. Official exchange rates will be updated on 30 March 2026 according to the ECB (texto fuente)
  2. The changes are official in accordance with Article 36 of Law 46/1998 (art. 36 Ley 46/1998)

How it affects those involved

Businesses, individuals, and public administrations must update their financial calculations and exchange rates for international transactions. Financial advisors and account managers should review their calculations to prevent errors in payments, collections, or tax filings. Sectors reliant on foreign currency transactions, such as international trade or tourism, will experience a direct impact on costs and pricing.

Lifecycle

2026-03-31PublishedPublished in the BOE
2026-03-31Into forceComes into force (texto fuente)
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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