Trains that DON'T REQUIRE an additional reservation fee
Ex (Express) - Poland EuRail reservation and supplement
Express, EuRail reservation and supplement: Some trains require an extra reservation fee, despite the Eurail Pass. Information about where to buy these reservations and how to avoid them can be found here.
Reservations are compulsory; they are available free of charge at train stations in Poland.
You can enter the train without a reservation, the on-board fee is 10 PLN.
If a train is fully booked you can still go on the train without a reservation but wont have a seat.
Note: the given prices may vary due to service or handling fees. Depending on whether you purchase the reservations/tickets online, at a ticket machine or at a railway station.
Trains that REQUIRE an additional reservation fee Poland