Contract Act 1872: Primary legislation governing contract law in Singapore, including principles for contract formation, modification and enforcement
Electronic Transactions Act 2010: Governs the electronic execution of contracts and variations, providing legal recognition for electronic signatures and records
Evidence Act (Chapter 97): Regulates the admissibility of evidence, including documentation of contract modifications and variations
Banking Act: Specific regulations for variations to banking and financial agreements in Singapore
Insurance Act: Regulatory framework for variations to insurance contracts in Singapore
Securities and Futures Act: Governs variations to investment-related agreements and securities contracts
Stamp Duties Act (Chapter 312): Determines stamp duty requirements for contract variations and modifications
Companies Act (Chapter 50): Regulates corporate authority and capacity to execute contract variations
Civil Law Act (Chapter 43): Contains general contract law principles applicable to contract variations in Singapore
Common Law Principles: Established case law principles regarding contract variations, including consideration requirements and third-party rights
