If you know that the tourist tax is going to be changed on a certain date, you can automatically set Vreasy to apply the revised tourist tax from that date onward.
Go to Manage > Accounting.
Select the tourist tax that is going to be modified and click the corresponding Edit button.
Click Setup tax prices for a future date.
Select the date, maximum number of nights, and the revised tourist tax per adult and per child in the following section.