Civil Law Act (Cap. 43): Primary legislation governing guarantees in Singapore, particularly Section 6 which deals with guarantee enforceability and formal requirements

Banking Act (Cap. 19): Regulatory framework for banking institutions in Singapore, relevant for guarantees involving banks and financial institutions

Contracts Act (Cap. 53): Fundamental legislation governing contract formation, including requirements for valid contracts (offer, acceptance, consideration, capacity)

Statute of Frauds Requirements: Legal requirement that guarantees must be in writing and signed, with clear identification of all parties

Companies Act Registration Requirements: Registration obligations with ACRA (Accounting and Corporate Regulatory Authority) when guarantor is a company

Consumer Protection (Fair Trading) Act: Consumer protection legislation that may apply to certain types of guarantees, particularly those involving individual guarantors

Mental Capacity Act: Legislation governing capacity requirements for individuals entering into guarantee agreements

MAS Guidelines: Monetary Authority of Singapore regulations and guidelines affecting guarantee agreements in the financial sector