Law of Property Act 1925: Primary legislation governing property law in England and Wales, relevant for security interests and enforcement rights in relation to guarantees

Statute of Frauds 1677: Historical but still relevant legislation requiring guarantees to be made in writing and signed to be legally enforceable

Consumer Credit Act 1974: Legislation governing consumer credit agreements and related guarantees, providing additional protections when the guarantee relates to consumer credit

Unfair Contract Terms Act 1977: Controls the use of exclusion and limitation clauses in contracts, including guarantees, particularly important for business-to-business transactions

Consumer Rights Act 2015: Modern legislation protecting consumer rights, particularly relevant if one party to the guarantee is acting as a consumer

Contracts (Rights of Third Parties) Act 1999: Governs how third parties may enforce terms of a contract, including guarantees, that purport to confer benefits on them

Limitation Act 1980: Sets out the time limits within which different types of legal claims must be brought, including claims under guarantees

Common Law Doctrine of Consideration: Legal principle requiring that something of value must be exchanged for a guarantee to be legally binding

Rules on Deed Execution: Common law and statutory requirements for the proper execution of deeds, which may be relevant if the guarantee is executed as a deed

Contractual Interpretation Principles: Common law rules governing how courts interpret contractual documents, including guarantees

Financial Services and Markets Act 2000: Regulatory framework for financial services in the UK, may be relevant if the guarantee relates to regulated financial activities

FCA Regulations: Financial Conduct Authority regulations that may apply if the guarantee relates to regulated financial activities or regulated entities