Write a detailed report on International Association of classification Societies (IACS).

Write a detailed report on International Association of classification Societies (IACS).  Following aspects / points must be covered in the report.

1.   Objectives of IACS.

2.   Scope of IACS.

3.   Approval of Material, Machinery and Equipment.

4.   Classification surveys ( including all type of surveys).

Note: Please do your own research work and avoid copy paste.  
Only Original work will be graded.