SG PDPA PDPA Section 18
Collect only the minimum personal data necessary from children and do not condition service access on excessive data collection
Where this comes from
Provision: PDPA Section 18; PDPC Advisory Guidelines on Children's Personal Data, Section 7 - Data Minimisation
Instrument: Singapore Personal Data Protection Act (PDPA)
Citation: Personal Data Protection Act 2012 (No. 26 of 2012), Section 18 (Limitation of Purpose); PDPC Advisory Guidelines on Children's Personal Data (March 2024), Section 7
Text version: PDPA 2012 (2020 Rev. Ed.); PDPC Advisory Guidelines on Children's Personal Data (2024)
Who it applies to
It applies when all of these are true:
- Service is likely to be accessed by children under 18
- Service processes personal data
- Service allows user-generated content
What engineering work it implies
Sample acceptance criteria Landfall generates for this obligation:
- Each collected field is mapped to a specific, documented purpose
- Fields with no active purpose are removed from collection and storage
- Optional data is genuinely optional (service works without it)
- Collection of children's data is limited to what is strictly necessary
- System handles null/empty input gracefully (no 500 errors)
Questions people ask
- Does SG PDPA PDPA Section 18 apply to my service?
- It applies when Service is likely to be accessed by children under 18; Service processes personal data; Service allows user-generated content.
- From when does this apply?
- SG PDPA PDPA Section 18 applies from 1 March 2024. 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.