The SICCI maintains close liasion with various departments of the Central and State Governments and also other organisations such as
- Port Authorities
- Department of Company Law
- Central Board of Direct Taxes
- Central Board of Excise and Customs
- Chief Commissioners at the Regional Level
It is also represented on many public bodies such as Chennai Port Trust and Annamalai University and many other Advisory Committees of the State and Central Government. The Chamber keeps its members informed of any changes in law through legislation or notification from time to time.