NCS Payment Reminder for Germany

NCS Zahlungserinnerung  for Germany 

is the professional dunning module for Dolibarr. Open invoices are monitored automatically — the daily cron job detects overdue payments and triggers the appropriate dunning level without any manual intervention.

3 dunning levels — fully configurable:

• Payment reminder (Level 1) — friendly reminder, no fee, original invoice attached as PDF
• 1st dunning notice (Level 2) — with configurable dunning fee (default: €2.50), new dunning PDF
• 2nd dunning notice / final notice (Level 3) — with higher fee (default: €5.00), new dunning PDF

Key Features:

• Automatic cron job — daily check of all open invoices
• Manual triggering at any time from the dunning overview
• 3 operating modes per customer: Automatic / Notify / Disabled
• Personalised emails with salutation (incl. gender), invoice data and dunning fees
• PDF generation for levels 2 and 3 (dedicated dunning document)
• Gotify push + email notifications in parallel (for “Notify” mode)
• Per-customer deadlines — override global settings individually per customer
• Coloured dunning level badge on the invoice detail page
• Automatic reset of dunning level when invoice is paid
• NCS E-Rechnung synergy: XML/PDF from NCS E-Rechnung attached automatically
• Fully configurable email templates with placeholders
• Bilingual: German & English

Ideal for:

• Companies using Dolibarr for their accounting
• Anyone who wants to send dunning notices reliably and professionally
• Businesses that want to manage dunning individually per customer
• Teams who want to be notified when dunning notices are due (“Notify” mode)

Security & Privacy:

• All data remains on your server
• No cloud connection, no external services
• GDPR-compliant
• Open Source (GPL-3.0)

System Requirements:

• Dolibarr: 13.0 or higher
• PHP: 7.4 or higher
• MySQL / MariaDB

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