UK Age Appropriate Design Code (UK AADC)
Duty of care requiring platforms to protect children from harmful content, restrict adult-child DMs, and implement age verification.
Key Provisions
What UK AADC requires
15 standards of age-appropriate design that online services must conform to
Best interests of the child must be a primary consideration in design
High privacy settings must be the default for child users
Data collection and sharing must be minimized for children
Profiling of children is switched off by default
ICO enforcement with GDPR-level penalties
Rule Categories Covered
Phosra enforcement categories for UK AADC
Addictive Design Control
algorithmicDisables autoplay, infinite scroll, notification streaks, and other compulsive-use design patterns.
DM Restriction
access controlRestricts direct messaging to approved contacts or friends only, blocking messages from strangers.
Platforms Affected
Platforms covered by UK AADC
MCP Enforcement
Enforce UK AADC with a single API call
// Enforce UK AADC — DMs + design patterns
tool: trigger_child_enforcement
input: {
child_id: "ch_emma_01",
law: "UK_AADC",
rules: ["addictive_design_control",
"dm_restriction"]
}
→ Instagram DMs contacts-only ✓
→ TikTok autoplay off ✓
→ Discord DMs from friends only ✓
→ Snapchat stranger DMs blocked ✓
Start building UK AADC-compliant features today
Phosra handles the complexity of multi-platform compliance so you can focus on building great products for families.