1. Performance Security: Required when project value exceeds certain threshold or upon employer's requirement

2. Nominated Subcontractors: Include when employer wishes to nominate specific subcontractors

3. Design Obligations: Required for design-and-build contracts where contractor has design responsibility

4. Environmental Compliance: Detailed section needed for projects with significant environmental impact

5. Site Safety and Security: Enhanced section for high-risk construction projects

6. Materials and Equipment: Detailed section when specific materials or equipment requirements exist

7. Testing and Commissioning: Required for projects involving mechanical/electrical installations

8. Liquidated Damages: Include when specific completion dates are critical

9. Retention Money: Include when employer requires retention sum for quality assurance

1. Schedule 1: Contract Details: Key project information, contract sum, completion date, and parties' details

2. Schedule 2: Scope of Works: Detailed description of works to be performed

3. Schedule 3: Contract Drawings: List and copies of approved construction drawings

4. Schedule 4: Specifications: Technical specifications and quality standards

5. Schedule 5: Bill of Quantities: Detailed breakdown of quantities and rates

6. Schedule 6: Payment Schedule: Payment milestones and payment terms

7. Schedule 7: Programme of Works: Detailed construction timeline and milestones

8. Schedule 8: Site Requirements: Site-specific requirements and conditions

9. Appendix A: Forms and Notices: Standard forms for variations, claims, and other notices

10. Appendix B: Insurance Requirements: Detailed insurance requirements and minimum coverage

11. Appendix C: Health and Safety Requirements: Safety standards and procedures to be followed