ITM EDI Invoicing Guide: Supplier requirements for invoices, credit notes, and EDIFACT compliance via SPS Commerce

ITM Electronic Data Interchange (EDI) - Invoicing Supplier’s Guide

Independent Timber Merchants supply quality timber, building materials, and related products, serving trade professionals and DIY customers with reliable service and expert advice.


The Independent Timber Merchants EDI Invoicing Guide provides suppliers with the requirements for electronic invoicing via SPS Commerce. It outlines invoice standards, credit note handling, error management, payment policies, and EDIFACT compliance. Vendors can streamline transactions, ensure accuracy, and accelerate payments while aligning with ITM’s trading and supply chain practices.