· milchrechnung · deep-dive
Why fixed VAT-inclusive prices can cause e-invoice rounding problems
A fixed price of €9.99 can become €10.00 when an e-invoice recalculates VAT. Understand the rounding steps, payment adjustments and ZUGFeRD's plans.
Blog
News, guides and background reading on e-invoicing formats and standards.
- · milchrechnung · guide
Invoicing customers in France: What the new e-invoicing mandate means for you
Your French customer wants a new invoice format or a platform account? Find out which French e-invoicing rules apply to suppliers in Austria and Germany.
- · milchrechnung · deep-dive
Invoicing Austria's federal government: Why a checked file can still be rejected
Your invoice passes a check but is rejected by Austria's federal government? Find out which extra details you need and what to clarify before submission.
- · milchrechnung · deep-dive
XRechnung 4.0: One invoice for several purchase orders — what is changing?
Two purchase orders, one invoice: XRechnung 4.0 aims to make matching easier. What this could mean for your business and why there is no need to switch yet.
- · milchrechnung · news
ZUGFeRD, XRechnung, Factur-X, ebInterface: the e-invoice formats explained
There is a whole range of formats for e-invoices. What sets them apart, what connects them, and when each is used — a structured overview.
- · milchrechnung · news
E-invoicing obligations in Germany and Austria: what applies when
Germany is phasing in mandatory B2B e-invoicing, while Austria so far requires it only towards the federal government. An overview of deadlines, exemptions, and the EU outlook.
- · milchrechnung · news
ebInterface 7.0 in preparation: tighter EN 16931 alignment for Austria's e-invoice standard
AUSTRIAPRO is planning to release ebInterface 7.0 in Q4 2026 — with a formal syntax binding to the European standard EN 16931. What this means for B2G senders in Austria.