Personal Data Protection Act (PDPA): Singapore's primary data protection legislation that governs the collection, use, and disclosure of personal data. For cover letters, ensure compliance when sharing personal information and understand how the information may be stored and used by potential employers.

TAFEP Guidelines: Guidelines by Tripartite Alliance for Fair and Progressive Employment Practices that promote fair and merit-based employment practices in Singapore. Cover letters should avoid discriminatory language and focus on qualifications and capabilities.

Employment Act: Singapore's main employment law that provides basic terms and working conditions for employees. While drafting the cover letter, be aware of basic employment terms and internship regulations that may be relevant to the position.

Workplace Safety and Health Act: Legislation ensuring safety, health, and welfare of persons at work in Singapore. Consider mentioning awareness of workplace safety standards if relevant to the economics internship role.

Immigration Law: Singapore's immigration regulations governing work passes and employment of foreign nationals. Include relevant work pass status or eligibility information if applying as an international candidate.