Contracts are not configured in the system. The respective roaming systems must be used for the authorization configuration for EMP or CPO access. has·to·be only provides the billing platform with be.ENERIGSED. This means that you can configure the conditions for third-party EMP via tariff management and set these individually for each charging point.
The system will then calculate the generated costs based on your configuration and invoice these monthly to the EMP as part of the automatic billing process.