Employment Act (Chapter 91): Primary legislation governing employment relations in Singapore, covering basic terms and conditions of employment, working hours, overtime provisions, rest days, leave entitlements, and salary protection measures.

Workplace Safety and Health Act (WSHA): Legislation focusing on workplace safety requirements, particularly for construction sites, including risk management obligations, incident reporting requirements, and worker protection measures.

Building Control Act: Regulates construction requirements and standards, building permits and approvals, technical specifications, and quality control measures for construction projects.

Building and Construction Industry Security of Payment Act (SOPA): Governs payment terms and schedules in construction projects, including progress payment provisions, dispute resolution mechanisms, and payment claim procedures.

Work Injury Compensation Act (WICA): Covers insurance requirements, compensation for work-related injuries, medical expenses coverage, and reporting obligations for workplace injuries.

Immigration Act: Addresses work permit requirements for foreign workers, employment conditions, accommodation requirements, and employer obligations regarding foreign labor.

Construction Industry Development Board Act: Sets industry standards and practices, contractor registration requirements, and quality assurance measures for the construction industry.

Central Provident Fund Act: Regulates mandatory social security savings system, including CPF contributions, payment obligations, and record keeping requirements for employers.