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CRITICAL
Administrative servicios-financieros

Businesses and individuals: 3 months to update official exchange rates or deviation risks

BOE-A-2026-5703

Prepared and reviewed by the BMC editorial team  ·  Methodology Published 11 Mar 2026, 12:08

Technical details

Type
Identifier
BOE-A-2026-5703
Published
11 Mar 2026
Entry into force
10 Mar 2026 (in force)

Summary

The Bank of Spain publishes the euro exchange rates as of March 10, 2026, approved by the ECB, which now have official effect under Article 36 of Law 46/1998. These rates replace previous ones and must be used in financial operations, contracts, and tax declarations. The change applies to all users of foreign currencies in Spain.

Lifecycle

2026-03-11PublishedPublished in the BOE
2026-03-10Into forceComes into force (art. 36 Ley 46/1998)

BMC resources for this provision

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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