> For the complete documentation index, see [llms.txt](https://docs.kbgfuzion.com/erp/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.kbgfuzion.com/erp/knowledge-base/get-started/how-to-setup-an-invoice-scheme.md).

# How to setup an invoice scheme?

To configure go to `Settings -> Invoice settings`

* Click on Add and select a scheme format.\
  The format can be **XXXX** or **\<year>-XXXX**
* You can also provide a custom prefix, invoice start number, and number of digits in the invoice number.
* The preview box will display the preview according to the chosen option.
* You will need to set a default invoice scheme for a business to use it.