We can manually edit and add tax fields in the tax information subtab of expense reports which is reimbursable. Non-reimbursable expense lines are not taxable. Depending on the tax return set up, the system will fetch those values to the respective boxes in VAT -100 report.
The tax registration fields are not populated by the nexus determination lookup logic, and the tax fields are not populated by the tax engine. The nexus/tax registration number and the applicable taxes for each taxable expense line must be manually entered on the Tax Details subtab. When you save an expense report without tax information, the transaction is considered not taxable and it will not be picked up for reporting.Tax reports are impacted when you specify taxes on an expense report. After saving the expense report, the tax information that you entered is sent to the tax engine for reporting.