Companies Act (Cap. 50): Primary legislation governing company formation, share issuance, shareholders' rights, share capital structure, share transfers, directors' duties and corporate governance requirements in Singapore

Securities and Futures Act (Cap. 289): Legislation regulating securities offerings, trading, disclosure requirements and restrictions on share transfers in Singapore

Income Tax Act: Tax legislation covering implications for founders receiving shares, tax treatment of share transfers, vesting schedules, and related tax benefits or obligations

Employment Act: Labor law addressing employment rights, stock options and share-based compensation regulations when founders are also employees

MAS Guidelines: Monetary Authority of Singapore's regulatory framework for securities and compliance requirements for private company share issuance

Share Allocation and Vesting: Key agreement provisions detailing how shares are allocated among founders and the vesting schedule requirements

Transfer Restrictions: Provisions limiting how and when founders can transfer their shares to third parties

Voting Rights: Specifications of shareholders' voting rights and decision-making processes

Pre-emptive Rights: Rights of existing shareholders to maintain their ownership percentage by participating in future share issues

Tag-along and Drag-along Rights: Provisions protecting minority shareholders (tag-along) and enabling majority shareholders to force minority participation in a sale (drag-along)

Non-compete and Confidentiality: Clauses restricting founders' ability to compete and protecting company confidential information

Exit Provisions: Terms governing how founders can exit the company and what happens to their shares

Dispute Resolution: Mechanisms and procedures for resolving conflicts between founders and shareholders