Sale of Goods Act (SOGA): Primary legislation governing sale of goods in Singapore (Cap. 393). Covers definitions of goods and contracts, passing of title, implied terms about quality and fitness, delivery obligations, and remedies for breach.

Supply of Goods Act: Provides additional provisions specifically for consumer transactions in Singapore, supplementing the SOGA.

Unfair Contract Terms Act (UCTA): Singapore legislation (Cap. 396) that controls the use of exclusion clauses, implements reasonableness test for B2B contracts, and provides stricter rules for B2C contracts.

Electronic Transactions Act: Governs the formation and validity of electronic contracts in Singapore, relevant if the contract is formed through electronic means.

Singapore Contract Law: Based on Common Law principles, provides the fundamental framework for contract formation, validity, and enforcement in Singapore.

UN Convention on Contracts for International Sale of Goods (CISG): International treaty governing cross-border sale of goods. While Singapore is not a signatory, parties can explicitly opt in to its application.

Industry-Specific Regulations: Including consumer protection laws, product-specific regulations, and import/export regulations for international trade.

Singapore Commercial Code: Governs commercial practices and trade usage in Singapore, providing context for interpretation of commercial contracts.