If the trailer does not have brakes and is fully loaded, the speed limit is 80 km/h.

The old rule stating that Motor vehicles with a trailer without brakes must not drive at speeds greater than 60 km/h if the actual total weight of the trailer is 300 kg or more. was discontinued in 2022.

As to the other alternatives:

According to the Regulations concerning driving licences, category B licence holders are permitted to drive a car with a trailer where the combined maximum authorised mass/maximum permissible weight ('tillatt totalvekt') does not exceed 4250 kg, as long as the trailer has a maximum permissible weight of 750 kg or less. If the maximum permissible weight of the trailer exceeds 750 kg, the combined maximum permissible weight may not exceed 3500 kg.

It is stated in the vehicle registration certificate ('vognkortet') for the trailer, that the maximum tongue weight ('koblingslast') is 75 kg. It is stated in the vehicle registration certificate ('vognkortet') for the trailer, that the maximum tongue weight ('koblingslast') is 75 kg.