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BOE-A-2026-5410 ·7 March 2026 ·Act critical
Administrative

Businesses and individuals: 3-month deadline to update official exchange rates or risk discrepancies

The Bank of Spain Resolution publishes the official euro exchange rates for 6 March 2026, which must be adopted by businesses and individuals for their financial transactions. These rates, published by the ECB, have official effect pursuant to Article 36 of Law 46/1998. A three-month period is established for updating rates in financial records and international operations (Art. 3).

In 2 key points

  1. Official euro exchange rates are updated daily according to the ECB (Art. 3) (art. 3)
  2. Three-month deadline to update rates in financial records (Art. 3) (art. 3)

How it affects those involved

Companies conducting international operations must update exchange rates in their financial records to prevent errors in cost and profit calculations. Individuals making purchases or investments in foreign currencies must use the new official rates to avoid discrepancies. Financial advisors must incorporate these changes into their reports and recommendations. While the Bank of Spain is not introducing new obligations, it does mandate the update within the established timeframe.

Lifecycle

2026-03-07PublishedPublished in the BOE
2026-03-07Into forceComes into force (art. 3)
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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