According to SIX Implementation Guidelines site 18, the country code (e.g. "DE","LI") should be printed if it is a foreign payment (incl. Liechtenstein)
This is the case with both the debtor and the creditor.
Attached an example from another library:
.
Link to Guidelines: https://www.paymentstandards.ch/dam/downloads/ig-qr-bill-de.pdf
According to SIX Implementation Guidelines site 18, the country code (e.g. "DE","LI") should be printed if it is a foreign payment (incl. Liechtenstein) This is the case with both the debtor and the creditor. Attached an example from another library:
.
Link to Guidelines: https://www.paymentstandards.ch/dam/downloads/ig-qr-bill-de.pdf