1. Materials Supply: Used when the contractor is responsible for supplying materials, specifying procurement requirements and quality standards

2. Subcontracting: Include when subcontractors may be engaged, outlining approval processes and responsibilities

3. Performance Bond: Required for high-value projects where additional financial security is needed

4. Testing and Commissioning: Detailed procedures for testing and commissioning, necessary for complex installations

5. Maintenance Period: Include when post-completion maintenance services are part of the contract

6. Environmental Protection: Specific environmental requirements for projects with significant environmental impact

7. Training: Include when the contractor must provide training to client's staff on installed systems

8. Force Majeure: Detailed force majeure provisions for high-risk or long-term projects

1. Schedule A - Detailed Scope of Works: Technical specifications, drawings, and detailed work descriptions

2. Schedule B - Bill of Quantities: Itemized list of materials, equipment, and labor with costs

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

4. Schedule D - Payment Schedule: Detailed breakdown of payment stages and amounts

5. Schedule E - Site Details: Site specifications, access points, and special requirements

6. Schedule F - Safety Procedures: Detailed safety protocols and emergency procedures

7. Appendix 1 - Required Certifications: Copies of contractor's licenses and certifications

8. Appendix 2 - Insurance Certificates: Copies of required insurance policies

9. Appendix 3 - Technical Standards: Applicable Nigerian electrical standards and regulations