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BOE-A-2026-7431 ·1 April 2026 ·Act critical
Administrative

Businesses and individuals: 30 days to update official euro exchange rates

The Bank of Spain Resolution publishes the new exchange rates for the euro against the US dollar and other currencies, effective from 31 March 2026, in accordance with Article 36 of Law 46/1998. These values replace previous rates and must be used for official financial transactions. The update is published in the BOE and carries legal weight for all economic sectors.

In 2 key points

  1. 1 euro = 1.1498 US dollars (official rate from 31/03/2026) (CAMBIOS 1 euro = 1,1498 dólares USA)
  2. Exchange rates are considered official under Article 36 of Law 46/1998 (de acuerdo con lo dispuesto en el artículo 36 de la Ley 46/1998)

How it affects those involved

Traders, businesses, and individuals conducting international transactions must update their price and cost calculations based on the new exchange rates. Financial institutions must adjust their internal systems and publish the new values on their platforms. Financial advisors and asset managers must review their calculations to avoid conversion rate errors. The banking and international trade sectors receive a key update for their daily operations.

Lifecycle

2026-04-01PublishedPublished in the BOE
2026-03-31Into forceComes into force (publicados por el Banco Central Europeo, que tendrán la consideración de cambios oficiales, de acuerdo con lo dispuesto en el artículo 36 de la Ley 46/1998)
Official text Based on BOE data (boe.es). Information, not advice.

Does this provision affect you?

The administrative team reviews your specific situation.

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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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