If you are a citizen from a Schengen country, please remember to bring your valid passport or your valid identity card that has been issued by the Schengen country where you are a citizen. For non-Schengen citizens visiting Norway from a Schengen country, you must bring your valid passport, in addition to a valid visa or residency permit for your Schengen country of residence. Information about who can travel visa-free to Norway can be found here:
https://www.udi.no/en/want-to-apply/visit-and-holiday/to-visit-norway-without-a-visa/
If you too are planning to travel to Norway from Belgium or a Schengen country with a dog or a pet this summer, you can find all the information you need on vaccine- and other requirements on the following site: