Employment Act (Cap. 91): Primary legislation governing employment relationships in Singapore, covering notice period requirements and termination procedures for employment-related appointments
Contract Act (Cap. 53): Fundamental law governing contractual relationships, including contract termination principles and notice requirements for valid cancellation
Personal Data Protection Act 2012 (PDPA): Legislation governing the handling and protection of personal data in communications and documents, including requirements for data protection in formal correspondence
Electronic Transactions Act (Cap. 88): Law governing electronic communications and their legal validity, relevant when sending appointment cancellation letters electronically
Companies Act (Cap. 50): Legislation governing corporate affairs, particularly relevant for cancellation of appointments related to company directors or officers
Industry-Specific Regulations: Sector-specific rules and regulations that may apply to appointment cancellations in particular industries
Professional Body Requirements: Specific requirements set by professional organizations or regulatory bodies regarding appointment terminations within their jurisdiction
Original Agreement Terms: Specific notice periods and termination clauses contained in the original appointment letter or contract that must be adhered to
