You are not receiving tax calculation from the AvaTax for QuickBooks Online integration and had previously used QuickBooks Online's automated sales tax calculation (non-AvaTax calculation).
AvaTax for QuickBooks Online
- Enable sales tax calculation in QuickBooks Online
- On the left side tab, select Taxes > Set up sales tax
- Change the date of your tax agencies to include
- On the left side tab, select Taxes > Sales tax settings
- For each Sales Tax Agency click on the down arrow under ACTION and click Edit and change the Start Date for the agency to a start date in the future (e.g. 01/01/2199).