EU AI Act Art. 26(4): input data relevant and sufficiently representative
To the extent the deployer controls the input data, it ensures the data are relevant and sufficiently representative for the intended purpose
AIGE-OBL-EUAIA-ART26-4. Drawn from chapter 08.
Text alternative
- Clause: EU AI Act, Art. 26.
- Duty holder: Deployer.
- Applies from: 2027-12-02, Deferred.
- Artefact: Input-data checks against….
- Layers: Layer 02, Layer 03.
- Evidence record: Deployment decision record, +7 more.
- Record schemas: Deployment decision record , Training record , AI incident record , Vendor due-diligence response , Agent register entry , AI system register entry , Instructions for use , Decommissioning runbook .
- No crosswalk topic files this clause yet.
- Id
AIGE-OBL-EUAIA-ART26-4- Instrument
- EU AI Act (post-Omnibus) law
- Compared side by side
- ISO 42001 vs EU AI Act · NIST AI RMF vs EU AI Act
- Clause
- Art. 26(4)
- Duty holder
- Deployer
- Authority
- National MSA
- Applies from
- Deferred · Annex III
- Later dates
-
- Applies to Annex I embedded (product safety-component) systems
- Deadline for legacy high-risk systems intended for use by public authorities (Art. 111(2))
- System class
- High-risk (Annex III) · High-risk (Annex I)
The artefact that evidences it
Input-data checks against the population in the deployment record; drift monitors on inputs.
Patterns that build it
- Vendor / Model Due-Diligence Gate (layer 2 and 5)
- Explanation Artefact (layer 4 and 5)
- Decision Notice & Contest Path (layer 4 and 5)
- Rights Requests Against Models (layer 2 and 5)
- Staged Rollout with Rollback Criteria (layer 4)
- Drift & Fairness Monitor (layer 4 and 5)
- Disclosure & Notification Pipeline (layer 5 and 2)
- Deactivation, Localisation & Retirement Runbook (layer 4 and 2)
Source
Chapter 08, section EU AI Act, post-Omnibus, checked against its sources on the review date above.
Machine-readable
- This obligation:
/api/v1/obligations/aige-obl-euaia-art26-4.json - The register:
/api/v1/obligations.json· CSV - Schema and stability promise: open data and API
Cite this obligation
García Aibar, J. (2026). EU AI Act Art. 26(4): input data relevant and sufficiently representative (AIGE-OBL-EUAIA-ART26-4). In AI Governance Engineering: The Thesis & Body of Knowledge (v0.5.0). https://doi.org/10.5281/zenodo.22956197. https://aigovernanceengineer.com/obligations/aige-obl-euaia-art26-4. CC BY 4.0
BibTeX
@misc{aige2026obligation,
author = {Jorge García Aibar},
title = {{EU AI Act Art. 26(4): input data relevant and sufficiently representative (AIGE-OBL-EUAIA-ART26-4)}},
howpublished = {In AI Governance Engineering: The Thesis \& Body of Knowledge},
year = {2026},
version = {0.5.0},
doi = {10.5281/zenodo.22956197},
url = {https://aigovernanceengineer.com/obligations/aige-obl-euaia-art26-4},
note = {Version 0.5.0}
}