Glossary

Invoicing & compliance terms

Quick definitions for freelancers, small businesses, and expats working in Germany.

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19 terms

Definition

E-invoice

Structured electronic invoices — and why a PDF alone is not enough.

3 min read
Formats

ZUGFeRD

Hybrid format: readable PDF plus embedded XML for German B2B.

3 min read
Formats

XRechnung

XML standard for German public authorities and many large B2B buyers.

3 min read
Compliance

GoBD

German principles for storing invoices and digital records audit-ready.

4 min read
Accounting

EÜR

Income-surplus statement — simplified profit calculation for freelancers.

3 min read
Tax

UStVA

VAT advance return — cadence, content, and automation.

3 min read
Tax

Kleinunternehmer

§ 19 UStG — turnover thresholds and how they relate to e-invoicing.

4 min read
Tax

Reverse charge

Customer accounts for VAT on certain EU and B2B supplies.

3 min read
Definition

Quote (Angebot)

Commercial offer before the invoice — scope, price, validity.

3 min read
Payments

Payment reminder (Mahnung)

Formal demand for payment — vs a friendly chase.

3 min read
Correction

Credit note (Stornorechnung)

Correct or cancel invoices without overwriting the original number.

3 min read
Accounting

Receipt (Quittung)

Payment slip vs full invoice — when a till receipt is enough.

3 min read
Accounting

Entertainment receipt

Required fields for German business meals beyond the restaurant bill.

3 min read
Tax

Input VAT (Vorsteuer)

Deductible VAT on purchase invoices — short explainer.

3 min read
Tax

Cash vs accrual VAT

Ist- vs Soll-Versteuerung — when VAT is due on payment vs supply.

3 min read
Tax

Tax number (Steuernummer)

Finanzamt ID vs VAT ID — why it appears on invoices.

3 min read
Tax

VAT ID (USt-IdNr.)

EU VAT identification number for reverse-charge and intra-EU work.

3 min read
Tax

W-IdNr.

German Wirtschafts-Identifikationsnummer — short overview.

3 min read
Invoicing

Invoice number range

Sequential invoice numbers without gaps — freelancer practice.

3 min read