Editorial

1. Introduction
   
   
2. Components of I/M & Certification System
   
   
3. I/M Programmes and Network Types
   
   
4. Categories of I&M Test Types
   
   
5. Advatages of Inspection- Maintenance & Certification System
   
   
6. Inspection & Maintenance-Practice in India
   
   
7. Proposed Up-Gradation & Road Map for I&M in India
   
   
8. Profile of in-use Vehicle Emission Legislations of some Countries
   
   
9. Emission Benefits on I/M International Experience
   
   
10. Conclusions