Mijn Douane availability is limited

The availability of the process Mijn Douane is limited from Friday 13-05-2022 17:15.
Due to maintenance, not all information is visible from Friday May 13 at 5.15 pm to Saturday May 14 at 4 pm when you file a declaration of excise and consumption tax. You can submit a declaration during the maintenance, but you will not be able to see a payment reference or other information about your declarations. This also applies to refund requests."