Custom General Ledger Report > Show Tax Amount

Show Tax Amount on Custom General Ledger Report.

1. Customize the General Ledger Report
2. Under Edit Columns tab, add the following fields: 
• Transactions > Sales Tax Item > Name
• Transactions > Sales Tax Item > Tax Rate
3. Click Add Formula Field
4. Click on newly added Formula Field, set fields:
• Add Grand Total = True
• Formula Type = Multiply x*y
• x = Debit
• y = Sales Tax Item: Tax Rate
• Display Negative Numbers = Absolute value (e.g. 123)
• Apply Formula to Grand Total = True 
5. Add fields in the Filters tab as necessary
6. Click Preview/Save