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BOE-A-2026-6399 ·18 March 2026 ·Resolution Low impact
Administrative

Firms and individuals: 3 months to update official exchange rates or deviation risk

The Bank of Spain's resolution publishes the official euro exchange rates as of 17 March 2026, under Article 36 of Law 46/1998. These rates have legal effect and must be used by businesses and individuals in financial transactions, directly impacting foreign currency calculations, especially in international payments or currency conversions.

In 3 key points

  1. The official euro exchange rates are published on 17 March 2026 and have legal effect (art. 36 Ley 46/1998)
  2. 1 euro = 1.1531 US dollars (official rate as of 17 March 2026) (cambio 1 euro = 1,1531 dólares USA)
  3. The exchange rates affect international financial transactions and currency conversions (art. 36 Ley 46/1998)

How it affects those involved

Companies carrying out international operations must update their foreign exchange calculations to avoid errors in invoices, payments or pricing. Individuals making purchases or travel in foreign currencies will see their exchange rates changed. Financial advisers must incorporate the new rates into their reports and advice. The Bank of Spain has not set any adaptation periods, but the rates come into effect immediately.

Lifecycle

2026-03-18PublishedPublished in the BOE
2026-03-17Into forceComes into force (art. 36 Ley 46/1998)
Official text Based on BOE data (boe.es). Information, not advice.

Does this provision affect you?

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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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