1. Performance Security: Required when the project value exceeds certain thresholds or when specific performance guarantees are needed

2. Intellectual Property Rights: Needed when the subcontracted work involves creation or use of intellectual property

3. Confidentiality: Required when sensitive information will be shared during project execution

4. Force Majeure: Specific provisions for unforeseen circumstances, recommended for longer-term projects

5. Materials and Equipment: Required when the subcontractor is responsible for providing materials or equipment

6. Labor Requirements: Detailed section needed when significant workforce is involved, including Saudization requirements

7. Testing and Commissioning: Required for technical projects requiring specific testing procedures

8. Variations and Changes: Needed for complex projects where scope changes are likely

9. Site Access and Facilities: Required when work is to be performed at specific locations

10. Environmental Compliance: Required for projects with significant environmental impact

1. Schedule 1 - Scope of Works: Detailed technical specifications and requirements of the subcontracted work

2. Schedule 2 - Price Schedule: Detailed breakdown of prices, rates, and payment milestones

3. Schedule 3 - Project Timeline: Detailed project schedule with milestones and completion dates

4. Schedule 4 - Key Personnel: List of key personnel from both parties with roles and responsibilities

5. Schedule 5 - Required Insurances: Details of insurance types and coverage requirements

6. Schedule 6 - Forms and Procedures: Standard forms for notices, variations, and other procedures

7. Schedule 7 - HSE Requirements: Detailed health, safety, and environmental requirements

8. Schedule 8 - Quality Assurance Plan: Quality standards, testing procedures, and acceptance criteria

9. Appendix A - Main Contract Excerpts: Relevant portions of the main contract affecting the subcontractor

10. Appendix B - Required Permits and Licenses: List of required regulatory approvals and permits