Royal Decree 723/2026: obligations and deadlines

Royal Decree 723/2026 on worker information, including algorithms

In forceRoyal Decree 723/2026

Summary

Since October 5, 2026 employers must tell each worker in writing that they use algorithmic or automated decision systems and, when these affect working conditions, explain their guidelines, criteria and rules. It is an individual duty, separate from informing representatives. It also covers fixed-rule systems that are not AI.

Who it applies to

All employers in Spain, for employment relationships lasting more than four weeks.

Penalties

Infringement under the Labor Infringements and Sanctions Act (LISOS).

Official name: Real Decreto 723/2026, de 9 de septiembre, por el que se transpone parcialmente la Directiva (UE) 2019/1152 del Parlamento Europeo y del Consejo, de 20 de junio de 2019, relativa a unas condiciones laborales transparentes y previsibles en la Unión Europea
Official reference: BOE núm. 228, de 15 de septiembre de 2026 (BOE-A-2026-19200); en vigor el 5 de octubre de 2026
Regulator: Labor and Social Security Inspectorate
Official source: Check the sourceHow we verify sources

Key dates

September 15, 2026Published in the BOE
October 5, 2026Entry into force

Obligations and dates

Obligations table
Obligation	Article or citation	Status	Date	Who it applies to	Verification
Individual written notice on algorithmic systems	Real Decreto 723/2026, arts. 2.2, 3.2.k), 7.3 y disposición transitoria única	In force	October 5, 2026	If you use algorithms, AI or automated rules to decide on working hours, tasks, pay, promotion, workplace or dismissal.	Verified in the official source on November 2, 2026

Individual written notice on algorithmic systems

Real Decreto 723/2026, arts. 2.2, 3.2.k), 7.3 y disposición transitoria únicaIn force

Applies from October 5, 2026

When it relates: If you use algorithms, AI or automated rules to decide on working hours, tasks, pay, promotion, workplace or dismissal.
What the rule provides: Tell each worker in writing that algorithmic or automated decision systems are used.
If those systems set or change working conditions, explain their guidelines, criteria and operating rules; referring to the law or collective agreement is not enough. The model itself need not be handed over.
New hires: inform at the start. Existing staff: provide the information within 30 working days of a request. Changes: no later than the day they take effect.
Deliver on paper or in a storable electronic format, with proof of delivery.
Typical evidence: Individual notice template per system.
Log of deliveries and requests handled.
Related base documents: AI and Algorithm Notice to Workers, Candidates and Representatives
Supporting documents: AI System Inventory
Model Explainability (XAI) Procedure
AI in Hiring Policy
Verification: Verified in the official source on November 2, 2026Checked in the BOE (BOE-A-2026-19200): published Sep 15, 2026 and in force Oct 5, 2026. This completes the research, which had not found the publication date.