CONTENTS

�1���� Introduction
�2���� Purpose
�3���� Common data standards
�4���� Standard message formats
�5���� Standard reference data codes
�6���� Procedure for sending and receiving data
Annex� A1� �� Flatfile format for monthly telephone and telex accounts detailed records
Annex� A2� �� Flatfile format for monthly telephone and telex accounts subtotal and matching records
Annex� B� �� EDIFACT format for monthly telephone and telex accounts