The following draft publications are available for public review. You can login using existing credentials for the X12 Change Request System, http://changerequest.x12.org, or click REGISTER above. Direct all questions about this site to support@x12.org.

Review Documents
January 22 through February 20, 2019
November 1 through January 30, 2017
Reference Documents

Review the X12 Work Products page for a description of the documents found in this site.

Included in this Reference Web Document are six X12 Standards
  • X12.5   | Interchange Control Structures
  • X12.6   | Application Control Structure
  • X12.56 | Interconnect Mailbag Control Structures
  • X12.58 | Security Structures
  • X12.59 | Implementation of EDI Structures - Semantic Impact
  • X12.61 | ASC X12 Design Rules and Guidelines

An X12 Reference Model (TR2)

  • ASC X12 Acknowledgement Reference Model (ARM)

An X12 Guideline

  • Compliance in X12

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Intellectual Property
X12 holds the copyright on the Standards and associated publications designed to facilitate implementation of the Standards. Users of all X12 publications should be aware of the permissible uses, as well as the limitations on such usage, as outlined here.