Skip to content
BOE-A-2026-11126 ·23 May 2026 ·Resolution Low impact
Tax

Companies: filing annual accounts requires mandatory IRUS code and valid electronic signatures

The Directorate General for Legal Certainty and Public Faith confirms that the filing of annual accounts must comply with the digitisation requirements set out in Law 11/2023 and Order HAC/646/2024. For the filing to be effective, it is essential to include the Company's Unique Registry Identifier (IRUS) in the general data sheet and to ensure that the electronic signatures on the certification of approval are duly validated by the computer application (Art. 18 of the Commercial Code and Art. 6 of the Mercantile Registry Regulations).

In 2 key points

  1. Mandatory inclusion of the Company's Unique Registry Identifier (IRUS) in the identification data (Orden HAC/646/2024)
  2. Electronic signatures on the certification of approval must be duly validated by the computer application (art. 3, 24, 25, 26 y 32 del Reglamento (UE) n.º 910/2014)

Lifecycle

2026-05-23PublishedPublished in the BOE
Official text Based on BOE data (boe.es). Information, not advice.

Does this provision affect you?

The tax team reviews your specific situation.

Talk to the tax team
This analysis is informational only and does not constitute legal advice or create a client-adviser relationship. BM Consulting.
Email
Contact