Guardianship of Infants Act (Chapter 122): Primary legislation governing guardianship matters in Singapore. Defines legal guardianship, outlines rights and responsibilities of guardians, and establishes court's powers in guardianship matters.

Children and Young Persons Act (Chapter 38): Legislative framework for the care and protection of children, including age limitations, requirements, and welfare principles that must be considered in guardianship arrangements.

Mental Capacity Act (Chapter 177A): Relevant legislation for guardianship cases involving children with special needs or where long-term care arrangements need to be considered.

Women's Charter (Chapter 353): Contains key provisions regarding custody and care of children, including parental rights and responsibilities that affect guardianship arrangements.

Immigration Act (Chapter 133): Crucial legislation for guardianship cases with international elements, governing travel permissions and documentation requirements.

Legal Age Requirement: Singapore's legal age of majority is 21 years, which is a crucial consideration for the duration and scope of guardianship arrangements.

Document Formalization Requirements: Specific requirements for witnessing and notarization of guardianship documents to ensure legal validity in Singapore.

International Usage Considerations: Additional requirements and certifications needed if the guardianship document will be used or recognized internationally.

MSF Guidelines: Ministry of Social and Family Development guidelines that provide framework for guardianship arrangements and child welfare considerations.

Family Court Procedures: Specific procedures and requirements set by Singapore Family Court for guardianship matters and document submissions.