UK AADC Standard 9 — Data sharing: recipient assurances, due diligence and sharing settings (ICO Age Appropriate Design Code…
Children's data must not be disclosed to third parties, shared across services, or made public unless there is a compelling, specifically justified reason with appropriate safeguards
Where this comes from
Provision: Standard 9 — Data sharing: recipient assurances, due diligence and sharing settings (ICO Age Appropriate Design Code, statutory guidance under DPA 2018 s 123)
Instrument: UK Age Appropriate Design Code
Citation: Data Protection Act 2018 s 123/s 127; ICO Age Appropriate Design Code, Standard 9 — Data sharing
Text version: ICO Age Appropriate Design Code (statutory code of practice under Data Protection Act 2018 s 123; in force from 2 September 2020 with a transition period to 2 September 2021 - date not independently verified on the ICO pages), fifteen standards as displayed on ico.org.uk on 2026-09-23. The Data (Use and Access) Act 2025 has amended UK GDPR and the ICO has signalled a revised code: check for a reissued code before relying on this text.
Who it applies to
It applies when all of these are true:
- Service is likely to be accessed by children under 18
What engineering work it implies
Sample acceptance criteria Landfall generates for this obligation:
- Data sharing is OFF by default for all users
- Third-party integrations cannot access user data without explicit toggle
- Admin approval workflow for any bulk data export
- Data sharing settings visible in user privacy dashboard
- API blocks external data requests unless sharing is enabled
Questions people ask
- Does UK AADC Standard 9 — Data sharing: recipient assurances, due diligence and sh… apply to my service?
- It applies when Service is likely to be accessed by children under 18.
- From when does this apply?
- UK AADC Standard 9 — Data sharing: recipient assurances, due diligence and sh… applies from 2 September 2021. Its current status is: in force.
Find out whether this one lands on you
Landfall's pre-scan answers the applicability question above for your product in minutes, then turns every obligation that applies into traceable engineering tickets with a citation chain your auditors can follow.
Not legal advice. Landfall maps regulatory obligations to engineering work for planning purposes. Its verdicts are not legal advice and create no attorney-client relationship — verify with qualified counsel before relying on them.