If you want to sublet, it is important that you get the board's approval. When you go to the tab your apartment at the top right there is a button called application for subletting, fill it in for the board. Here you can read more about what applies to subletting.

Here you will find a form to apply for subletting.

To find out how long it takes to get your subletting application approved, please create a case to the administrator in the portal under ärende/errand.