For many families, turning 18 is a major milestone that brings new freedoms and responsibilities. However, if your child has an Individualized Education Program (IEP), this birthday can also bring important legal changes that many parents don’t expect. Understanding what happens before that day arrives can help prevent confusion and ensure your child continues receiving the educational support they need. Knowing how the IEP changes at age 18 allows families to prepare together instead of scrambling after the transition.