Employment Act (Chapter 91): Primary legislation governing employment relationships in Singapore. Relevant for ensuring accuracy of employment-related statements, including position held and employment period in recommendation letters.

Personal Data Protection Act (PDPA) 2012: Regulates the collection, use, and disclosure of personal data in Singapore. Requires explicit consent for sharing personal information and ensures proper handling of sensitive data in recommendation letters.

Defamation Act (Chapter 75): Protects individuals and organizations against false statements that could damage reputation. Ensures all statements in recommendation letters are truthful and non-defamatory.

Misrepresentation Act (Chapter 390): Prevents false or misleading statements in formal documents. Ensures all information provided in recommendation letters is accurate and not misleading.

Common Law Principles: Encompasses duty of care in making statements and principle of reasonable accuracy. Provides framework for professional and responsible letter writing.

Best Practices Guidelines: Include maintaining objectivity, avoiding discriminatory language, maintaining professional tone, including disclaimers when necessary, and obtaining proper consent for information sharing.