Legal Profession Act 1966: Primary legislation amended in 2022 to allow conditional fee agreements in Singapore. Section 115A specifically addresses conditional fee agreements and their validity requirements.

Legal Profession (Conditional Fee Agreement) Regulations 2022: Detailed regulations governing conditional fee agreements, including mandatory terms, prohibited provisions, and disclosure requirements for lawyers to clients.

Professional Conduct Rules: Law Society of Singapore's guidelines on professional conduct and ethical considerations for lawyers, including rules on fair dealing with clients in fee arrangements.

Civil Law Act: Contains general contract law principles that apply to all agreements in Singapore, including provisions affecting enforceability of contracts.

Success Definition Requirement: Mandatory requirement to clearly define what constitutes 'success' in the conditional fee agreement to avoid ambiguity and potential disputes.

Fee Structure Transparency: Requirement for clear and transparent fee structure including any uplift fees and their calculation methods.

Uplift Fee Caps: Regulatory limits on the maximum permitted uplift fees that can be charged in successful cases.

Termination Rights: Client's statutory rights to terminate the conditional fee agreement and the consequences of such termination.

Disclosure Obligations: Mandatory disclosures that must be made to clients regarding risks, costs, and implications of the conditional fee agreement.

Disbursements Liability: Clear specification of client's liability for disbursements and other costs regardless of case outcome.