Skip to main content

Supplemental Invoicing

Billing charge changes after the original invoice.

Written by Alvys Admin

Charges changed after a load was invoiced? Supplemental invoices bill the difference without redoing the original. This guide explains how they work.

The full guide covers:

  • Setup and which settings apply

  • Supplemental invoice numbering

  • When Alvys revises an invoice vs. creates a supplemental

  • Accounting sync, limits, and troubleshooting

Also known as: supplemental invoice, additional charges, rebill, invoice adjustment, late accessorial, detention after invoice.

Did this answer your question?