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Function documentation GUI Numbering  Locate the document in its SAP Library structure

Use

A means of identifying a Government Uniform Invoice (GUI). A GUI number comprises two letters followed by eight digits.

The tax authorities in Taiwan predefine these alphanumeric codes and issue them to company sales offices as a number range. It is up to the sales offices to apply for the number ranges periodically.

In accordance with legislation in Taiwan, every sales invoice, credit memo, debit memo, down payment document, and purchase or sales return document has to have a GUI number. Their purpose is to track all the value-added tax (VAT) that a company pays or collects, and so are crucial to the creation of your VAT returns.

Note

The GUI number on credit memos, debit memos and reversing/cancellation documents is the same as that of the original document.

Country Version Taiwan provides functions that allow you to keep track of the GUI numbers of your vendor documents and to number your customer documents accordingly.

Prerequisites

  1. You have defined your business places and assigned each one to a sales office and a company code.
  2. You have maintained your GUI formats and assigned each one to a document type.

Features

Given that VAT reporting is carried out locally, the system:

through the business place and not though the company code.

Activities

Customer documents

In order for the system to be able to assign your official GUI numbers to customer documents, you have to:

  1. Define number groups in order to maintain your official GUI number ranges in the system. You do this in Customizing for Cross-Application Components:
  2. General Application Functions -> Cross-Application Document Numbering -> Taiwan -> Maintain Number Groups

  3. Maintain GUI number range intervals for each number group. You do this in Customizing for Cross-Application Components:
  4. General Application Functions -> Cross-Application Document Numbering -> Taiwan -> Maintain Number Ranges

  5. Assign your number range intervals to a combination of

You do this in Customizing for Cross-Application Components:

General Application Functions -> Cross-Application Document Numbering -> Taiwan -> Assign Number Range to Business Place

By carrying out these activities, you enable the system to control the issue of GUI numbers and to keep track of the GUIs issued and the payments received, for each business place.

The system automatically assigns each document a GUI number when you follow the standard procedure for posting customer documents.

Vendor documents

In order for the system to be able to record the GUI numbers of vendor documents, you follow the standard procedure for posting vendor documents and, in addition, you enter the number in the Reference field of the system document’s Basic data.

Note

The system does not generate GUI numbers for vendor documents, since these documents already have their own numbers.

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