/visma-net-erp/help/common-settings/countries-counties-postcodes section 2026-02-19T17:09:06+01:00 # Countries/counties/postcodes Click the links below to learn more about a topic you are interested in. Use the breadcrumb links in the upper left corner to see your location, navigate backwards or go to the starting point. /visma-net-erp/help/common-settings/countries-counties-postcodes/about-countries-counties-postcodes-cs20400s page You use this window to store information about countries and counties where your organisation has operations, customers, or suppliers. 2026-02-19T17:09:06+01:00 # About Countries/counties/postcodes (CS20400S) You use this window to store information about countries and counties where your organisation has operations, customers, or suppliers. The information you provide here is used to define branches of your company and to create customer and supplier accounts. You identify countries by a two-letter country code in accordance with the ISO 3166 standard. Country information includes the phone code for the country, input masks for postcodes and VAT registration IDs (if required), and information about country administrative units (counties or provinces). You can also track whether VAT registration is required in the country. If you set up input masks and regular expressions for postcodes, users can avoid occasional input errors. This window is also where you set the customer validation settings for AutoInvoice on the **Customer validation** tab. /visma-net-erp/help/common-settings/countries-counties-postcodes/define-an-eu-country-as-an-intrastat-country section All countries in the European Union have automatically been set as Intrastat countries in Visma Net. 2026-02-19T17:09:06+01:00 # Define an EU country as an Intrastat country All countries in the European Union have automatically been set as Intrastat countries in Visma Net. All countries in the European Union have automatically been set as Intrastat countries in Visma Net. If new countries are admitted to the EU, you must to check that the country you are buying from or selling to has been set as an Intrastat country. ## How to set a country as an Intrastat country 1. Go to the [Countries/counties/postcodes (CS20400S)](/visma-net-erp/help/common-settings/common-settings-windows/countries-counties-postcodes-cs20400s/) window. 1. In the **Country ID** field, click  to select the EU country that you are trading with. 1. Select the check box **Intrastat country**. 1. In the **Intrastat reporting country** field, click  to select the country you are reporting to. 1. Click .