In a reactive balancing model* such as implemented in Belgium, the main purpose of the Imbalance Tariff is to provide adequate financial incentives for BRPs to maintain their perimeter in balance or help the system to be balanced in real time.
* A reactive balancing model is a design that allows and encourages BRPs to participate in supporting the system balance in real time. On the other hand, a proactive balancing model does not allow BRPs to support the system balance in real time.