Employment Act (Chapter 91): Primary legislation governing employment relationships in Singapore, providing basic terms and working conditions. Essential for employment-related denials.

Employment Claims Act 2016: Framework for resolving salary-related disputes and claims. Relevant for denial letters related to employment claims.

Personal Data Protection Act 2012: Governs the collection, use, and disclosure of personal data. Must be considered when handling personal information in denial letters.

Consumer Protection (Fair Trading) Act: Protects consumers against unfair practices and provides framework for consumer rights. Important for consumer-related denials.

Financial Advisers Act: Regulates financial advisory services. Relevant when drafting denial letters for financial service matters.

Securities and Futures Act: Regulates securities, futures, and derivatives markets. Important for investment-related denials.

Banking Act: Provides framework for banking operations and services. Relevant for bank-related denial letters.

Administrative Decisions (Review) Act: Framework for review of administrative decisions. Essential for government-related denial letters.

Contract Law (Amendment) Act: Governs formation and enforcement of contracts. Crucial for contract-related denial letters.

Tripartite Guidelines on Fair Employment Practices: Guidelines ensuring fair and merit-based employment practices. Must be considered to avoid discriminatory denial reasons.