All motor boats used on the lakes of Silkeborg and the River Gudenå must be registered. This means your boat must have a guest number, which can be purchased here
On the website, simply fill out a form and pay DKK 30 for your number. Payment can be placed with a number of international credit cards.
The plate number must be printed in duplicate and inserted into a transparent waterproof sleeve before you place it on your vessel. The plate number is valid for 14 days.