Welcome to IS-U Notes

Welcome to your technical reference manual for SAP S/4HANA Utilities. This is not a replacement for SAP Learning Hub, but a quick reference guide for concepts.

Quick Links

• Greenfield Implementation Guide: Step-by-step configuration guide for building a regulated utility SAP S/4HANA IS-U system from scratch — with AMI/EDM from day one.
  • Phase 0: System Standards & US Localization
  • Phase 1: Enterprise Foundation (FI/CO)
  • Phase 2: IS-U Basic Settings & FI-CA
  • Phase 3: Regional & Master Data
  • Phase 4: Device Management & AMI/EDM
  • Phase 5: Billing & Tariff Foundation
  • Phase 6: Invoicing & Print Formatting
  • Phase 7: Customer Service (Move-In / Move-Out)
  • Phase 8: Advanced FI-CA (Collections & Mass Processing)
• Core Concepts: Browse our encyclopedic index of terminology, architectural layers, and essential SAP components.
• T-Codes: A comprehensive reference index of SAP Transaction Codes utilized throughout the environment.

Try clicking a wikilink like Clean Core to instantly resolve to its dedicated definition page within IS-U Notes.