Persons older than 60 and retired persons can buy a K-33S ID card, which entitles them to a 30% discount on regular ticket prices for unlimited one-way or two-way travels in 1. and 2. class for all trains on any HŽ train route."Years are worth more" can be used by persons older than 60 who are Croatian citizens and reside in Croatia.A 50% discount is given for all travels on all trains, throughout the year.

For the 50% discount, one needs to buy a K-33S ID card on a station cash register, once a year, for a 50kn fee, which then ensures an unlimited number of domestic train travel at the discounted price.

Users of the existing K-33S can continue to use them until the date on the ID, with the 50% discount.