Risk assessment agencies have the purpose to provide a rating, which within a scale represents the degree of risk of doing business with a particular institution, whether it is public or private. 

In order to carry out the risk assessment of COPASA, the agencies consider aspects such as: political scenario, level of corporate governance, financial health, debt, business risk, regulatory environment, among others.

The table below shows the risk ratings attributed to COPASA by the agencies contracted by the Company: