Employment Act (Chapter 91): Primary legislation governing employment relationships in Singapore, covering basic terms and conditions, termination provisions, notice periods, salary and leave entitlements, and core protections for all employees.

Employment Claims Act 2016: Establishes framework for employment dispute resolution, including statutory limits for claims and mediation procedures.

Personal Data Protection Act 2012 (PDPA): Regulates the treatment of employee personal data, including data retention, destruction requirements, and privacy obligations during and after employment.

Central Provident Fund Act (Chapter 36): Governs mandatory social security savings system, including employer CPF contribution obligations and treatment of outstanding CPF matters during separation.

Income Tax Act (Chapter 134): Determines tax treatment of final payments and benefits, including tax clearance requirements for departing employees.

Competition Act (Chapter 50B): Relevant for non-compete clauses and protection of trade secrets in separation agreements.

Retirement and Re-employment Act: Specifies requirements for retirement benefits and re-employment obligations, particularly relevant for older employees.

Industrial Relations Act: Governs relationships with unionized employees and implications of collective agreements in separation situations.

Contract Law: Provides framework for contractual obligations, enforcement, consideration requirements, and severability of terms in separation agreements.

Companies Act (Chapter 50): Outlines director's duties and corporate governance requirements relevant to separation agreements, particularly for senior executives.