That depends on the kind of child protection concern in question. As a rule, you would be interviewed by the authorities about the concern reported. That could be done at school or the youth welfare department, in cases of corporal or sexual violence, you would be interviewed by the police. You should find out what exactly is the concern and what kinds of rules or laws apply in this case. As a guide, you can consult the convention on children´s rights. There You can find the most important rules. After reading it, you might be able to judge if the concern is justified concerning Your child or another child in question.