# Company Information
You can access this section from "**User Menu >> Profile"**
In this section, you can manage company information:
* Modify seller information
* Modify billing information
* Modify intra-community sales settings (OSS)
* Add or modify VAT registrations
company information
## Modify Seller Information
You can access this section from **User Menu >>** **Profile >> Modify Seller Information**
In this section, you can modify:
* company name
* VAT number
* address
* tax regime
{% hint style="info" %}
Seller information is used to head the tax documents generated by ZonWizard.
{% endhint %}
{% hint style="warning" %}
The Tax Regime (Flat-Rate or Ordinary) changes the way VAT is calculated on sales.
{% endhint %}
## Modify Billing Information
You can access this section from **User Menu >>** **Profile >> Modify Billing Information**
In this section, you can modify:
* company name
* VAT number
* address
* SDI code (for receiving electronic invoices)
* PEC certified email (for receiving electronic invoices)
{% hint style="info" %}
Billing information is used to issue invoices related to the ZonWizard service.
{% endhint %}
## Modify OSS Settings
You can access this section from **User Menu >>** **Profile >> Modify intra-community sales settings**
In this section, you can indicate if you have joined the OSS regime and on what date.
{% hint style="info" %}
Destination taxation must be applied from the moment one of the following conditions occurs:
* Total annual B2C intra-community sales exceed the unique threshold of **€10,000 VAT excl.**
* Products are shipped to customers from multiple European countries (permanent establishments)
* Voluntary registration for One Stop Shop (OSS)
Select the date on which one of these conditions occurred.
{% endhint %}
Starting from the selected date, the software will apply VAT in the destination country.
## Manage VAT Registrations
In this section, you can add or modify information about your fiscal positions. You must add a fiscal position in each of the countries where you are registered for VAT purposes.
### Add Fiscal Position
You can access this section from **User Menu >>** **Profile >> VAT Registrations >> Add**
Enter the required information:
* **Country**: select the country where you are registered for VAT purposes
* **Date**: specify the date from which the registration is active
* V**AT number**: indicate the VAT number
* **Taxation at destination:** after the introduction of OSS in 2021, taxation at destination is always mandatory, so you can leave the checkmark active.
and finally click the **“Create”** button.
### Modify VAT Registration
To modify a previously created fiscal position, click on the 3 dots in the fiscal position tab and select the “**Edit**” menu
### Delete VAT Registration
To delete a previously created fiscal position, click on the 3 dots in the fiscal position tab and select the “**Delete**” menu
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