If you have exempted the Tax at the time of creating the reservation and then you want to re-assign the Tax again, you can re-assign the tax in the booking. please refer to the below steps.
How to Access: In order to re-assign tax in the Absolute PMS system, please follow the below screenshot & video.
User Privilege: To Assign tax, users are required to have compulsory rights to Edit item on audited data and Edit item on an open date from cashiering as per the below screenshot.
Location: Edit Transaction/Room >> Folio Operations >> Folio Operations >> Tax Operation >> Select Tax >> Assign >> Select the tax >> Save.