As a passenger, it is always your responsibility to purchase and be able to show a valid ticket for your journey on Mälartåg. If you cannot present a valid ticket during a ticket inspection, you will be issued an additional fee of SEK 1,500.
For a ticket to be valid, it must meet the following criteria:
The ticket must be purchased or activated before boarding.
The ticket must be valid for the specific route and direction, or area/zone.
The ticket must be valid for the specific departure, or have current time validity.
Passengers traveling at a discounted fare must be able to present proof of eligibility.
Read about who is entitled to travel at a discounted fare and how to verify it.
Read our travel terms and conditions regarding tickets, ticket inspections, and additional fees.
How do I pay my additional fee?
Payment instructions are shown on the additional fee notice. In the field for OCR/message, enter the fee’s control number, which you can find at the top right of the notice, as shown in the image below.

Disputing a fee
If you believe the additional fee has been issued in error, you can dispute it by contacting Mälardalstrafik Customer Service.
The dispute must be submitted within 10 days from the date the fee was issued.
Explain why you believe the fee is incorrect and attach any supporting documentation.