Problem:
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VAT Return document values differ from
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detailed
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tax reports while using Tax Groups.
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Solution:
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Tax Groups members should be updated each tax quarter.
Follow the steps to fix the issue.
1) Go to Taxes>Master Data>Tax Groups 1. Go to Taxes > Master Data > Tax Groups:
2) . Open Tax group Group and go to to History section: 
3) . Create a new item . In Period put with parameters:
- Period - the tax quarter start date
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- Tax Group - select the tax group
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- Tax Group Members select the entities that are included in Tax group
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Press Save and Close:
4) Later you can use copy . Next quarter, use Copy option and put only the new period date only : 
5) After the changes have been done you need to . As changes are done, please refill the VAT Return document :
This report now will create the VAT return for the updated TAX groups.
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VAT Return is filled according to the updated Tax Group, and the total amounts in VAT Return boxes are equal to the total amount in detailed Tax Reports:
Thank you for being a FirstBIT customer!
# quarter update quarterly tax group issue