All travellers can purchase the BahnCard 25/50 at a special price. The BahnCard is valid for 12 months. Unless you cancel it in text form 4 weeks before the end of the term, the subsequent card is a regular or discounted BahnCard or a senior citizens BahnCard or My BahnCard 1st or 2nd class. Your date of birth will be used to check which BahnCard is the subsequent ticket.