Civil Law Act (Cap. 43): Primary legislation governing contract law principles in Singapore, including formation, enforcement, and remedies for breach of contract

Contracts (Rights of Third Parties) Act: Governs when third parties may enforce terms of a contract to which they are not a direct party

Electronic Transactions Act: Regulates electronic contracts and digital signatures, providing legal recognition for electronic transactions

Unfair Contract Terms Act: Controls the use of unfair terms in contracts, particularly regarding limitation of liability clauses

Companies Act: Regulates corporate entities and their capacity to enter into contracts, including requirements for execution of documents

Sale of Goods Act: Governs contracts relating to the sale of goods, including implied terms and conditions

Supply of Goods Act: Regulates contracts involving the supply of goods, including hire purchase and other non-sale transactions

Competition Act: Ensures fair competition and prohibits anti-competitive practices in commercial agreements

Consumer Protection (Fair Trading) Act: Protects consumer interests and regulates unfair practices in business-to-consumer transactions

Personal Data Protection Act (PDPA): Governs the collection, use, and disclosure of personal data in commercial transactions

Currency Act: Regulates currency usage and legal tender in Singapore commercial transactions

Late Payment Interest Act: Governs interest rates and penalties applicable to late payments in commercial transactions

Arbitration Act: Provides framework for arbitration as a dispute resolution mechanism in commercial agreements

Mediation Act: Provides framework for mediation as an alternative dispute resolution method

Supreme Court of Judicature Act: Establishes jurisdiction of Singapore courts in handling commercial disputes

International Sale of Goods (CISG): UN Convention governing international sale of goods, applicable to cross-border commercial transactions