Sale of Goods Act (SOGA) - Chapter 393: Primary legislation governing contracts for the sale of goods in Singapore. Defines rights and obligations of buyers and sellers, including quality standards, delivery terms, and transfer of title.

Supply of Goods Act: Regulates supply of goods in commercial transactions and covers implied terms about quality and fitness of goods.

Singapore Contract Act: Fundamental legislation governing contract formation, validity, and enforcement in Singapore, including common law principles.

Unfair Contract Terms Act (UCTA): Regulates unfair terms in contracts and limits the extent to which liability for breach of contract can be excluded.

Consumer Protection (Fair Trading) Act: Provides protection for consumers in transactions, relevant if the supply contract involves consumer sales.

Electronic Transactions Act: Governs electronic communications and transactions, relevant for contracts formed or executed electronically.

Goods and Services Tax Act: Addresses tax implications on supplies and transactions in Singapore.

Competition Act: Ensures compliance with competition laws and prevents anti-competitive practices in supply arrangements.

UN Convention on Contracts for International Sale of Goods (CISG): International sales law framework - while Singapore is not a signatory, parties can opt in through contractual agreement.

Industry-Specific Regulations: Various regulations depending on the type of goods being supplied, including product safety standards and licensing requirements.

Import/Export Regulations: Regulations governing international trade, customs requirements, and cross-border supply of goods.