Use of invoice numbers
Requirements for the use of invoice numbers in Switzerland and Germany
Operating mode
Cloud Suite
On-Premises
Base module
Services & CRM
Additional modules
Budget & Phases
Purchases
Resource Planning
Business Intelligence
Switzerland
In Switzerland, invoices do not need a number for tax purposes. See the article on the SME portal of the Swiss Confederation.
The invoice numbers are pre-formatted in Vertec via the Invoice/Money Note system settings.
Germany
In accordance with § 14 (4) sentence 1 no. 4 UStG, Germany requires consecutive invoice numbering. The consecutive number (invoice number) is intended to ensure that the invoice issued by the entrepreneur is unique.
However, a complete sequence of this invoice number is not mandatory, according to the VAT Application Decree (search for invoice numbers in the document):
