Invoice format in Portugal: Fatura rules

Portugal invoice facts

What a Portugal fatura must show

11 fields, from the sources listed below.

• Sequential number within a series
• ATCUD unique document code
• Date of issue
• Supplier name, address and NIF
• Customer name, address and NIF
• Quantity and usual name of goods or services
• Price excluding IVA and any discounts
• IVA rate applied (23%, 13% or 6%)
• IVA amount payable, in EUR
• Reason for exemption when no IVA is charged
• QR code generated by certified software (23%, 13% or 6%)

Sample fatura in EUR

The tool above uses these lines. Illustrative amounts in EUR, not market prices.

Worked IVA example in EUR

A net amount of 1000,00 € at each IVA rate of Portugal: the tax is the net amount times the rate, rounded to the currency's smallest unit.

Number, date and currency format (pt-PT)

How pt-PT writes amounts and dates, computed with the browser's Intl API; the invoice tool uses the same formatting.

Portugal invoicing rules

• Invoices must be issued with software certified by the Autoridade Tributária, and each fatura carries a unique ATCUD code and a QR code.
• A fatura simplificada may be used for sales of goods to consumers up to €1,000, or to business customers up to €100.
• The rates shown are those of mainland Portugal; the Azores and Madeira apply their own lower rates.
• Invoice data are reported to the tax authority through the e-fatura system every month.
• Keep invoices and accounting records for ten years.

E-invoicing, simplified invoices and record keeping

How to make a fatura for Portugal

1. 1

   Set currency and format

   Choose EUR and the pt-PT format so amounts read like 1234,50 €.

2. 2

   Title and number

   Title the document "Fatura" and number it in sequence, for example PT-2026-0035.

3. 3

   Your tax ID

   Enter your NIF (format PT123456789) in the seller details.

4. 4

   Add IVA

   Add IVA at 23%, or a reduced rate where the goods or services qualify.

5. 5

   Check and download

   Check the 11 required fields above, then download the PDF.

Sources

General information, not tax advice; checked October 2026. Rules change: confirm with the tax authority or an accountant before relying on them.