Chapter 1 X12 Overview This chapter briefly describes the X12 standard and its use for Electronic Data Interchange (EDI). For a more complete description of the X12 standard, see the standard itself, which can be found at the Data Interchange Standards Association (DISA) website: http://www.disa.org Topics • Product Overview • Document Structure • Delimiters • Acknowledgments • Support for File Conversion • HIPAA Acknowledgment Properties