Examples of situations when you have to correct your preliminary income assessment yourself

Please find guidance via the below links:

You work more from home (this impacts your deduction for transport between home and work)
Your salary increases or decreases
You get a new job
You lose your job

You buy a home or a holiday home
You sell your home or your holiday home

 
You close your business
Your business profit has changed
You start your own business

You marry or divorce (link in Danish)
You begin to receive pension or early retirement benefits
You contribute more or less to your pension scheme
You start or stop receiving the state education grant (SU)
You start or stop being entitled to a deduction for transport between home and work
You start or stop having a deduction for interest expenses