The validity period of one of your driving licence classes has expired. What are the consequences of this?

When the validity period of a specific driving licence class expires in Germany, the licence is no longer valid for that class. This means that you are legally prohibited from driving vehicles within that class. The licence has essentially ended for that category, so you cannot use it to drive those vehicles, neither for private nor commercial purposes. It is important to renew the licence or the specific class before the expiry to continue driving legally. The option that suggests you can still drive for private journeys is incorrect because once expired, the licence cannot be used at all for that class.