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BOE-A-2026-2547 ·4 February 2026 ·Royal Decree-Law critical
Tax

Companies with more than 10 employees must extend tax declaration submission deadline to December 31, 2026

The Real Decree-Law 2/2026 extends the tax declaration submission deadline for companies with more than 10 employees to December 31, 2026, in relation to the transitional provision 3 of Law 12/2023 (art. 83). This change affects companies that previously had to submit declarations before November 30, 2023, now having until the end of the year to comply.

In 2 key points

  1. Businesses with more than 10 employees must file tax returns until 31 December 2026 (art. 83)
  2. The deadline is extended from 30 November 2023 to the end of the year (art. 83)

How it affects those involved

The extension reduces compliance pressure in December and lightens the administrative burden on tax authorities during November and December. The deadline applies to all tax declarations referenced in Royal Decree-Law 1/2025, Article 83.

Lifecycle

2026-02-04PublishedPublished in the BOE
2026-02-04Into forceComes into force (art. 83)
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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