About

Introducing neX12

X12 continues to serve its members and large install base by supporting the existing metadata, standards, and implementation tools while also focusing on several key collaborative initiatives.

Logo for X12 product: Glass

X12's online viewer provides easy and convenient web-based access to many X12 products, both free and subscription-based.

Logo for X12 initiative: Bridge

A new web resource providing a view of X12’s extensive standardized metadata vocabulary in a syntax neutral form.

Logo for X12 initiative: ARC

Annual Release Cycle: X12 has simplified and centralized the submission of maintenance requests for all work products.

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Organization Structure

Led by a diverse Board of Directors that, in collaboration with committee leadership, are responsible for X12's organizational and operational activities and obligations.

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Officers

Board Directors and Committee Leadership

List of Officers
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Committees

The Accredited and Registered Standards Committees

List of Committees
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Liaisons

Representing X12 interests to other organizations

Directory of Liaisons
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Groups and Caucuses

Assembling of members with shared interests

Group Summaries

X12 Awards

Recognizing members and industry representatives with significant contributions and achievements

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Products

X12’s Online Viewer

Online access to all available versions of X12 products, including the EDI Standard, Code Source Directory, Control Standards, EDI Standard Figures, Guidelines and Technical Reports.

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Licensing Program

Multi-tier licensing categories are based on how licensees benefit from X12's work, replacing traditional one-size-fits-all approaches.

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Commercial Use Partner

Embeds X12 work into a commercial product or service
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Internal Use Partner

Embeds X12 work into an internal product or service
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User

Uses software or service that has X12 work embedded
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Developer

Uses X12 work in a development environment
License Types

Featured Licensing Partners

Use X12's work to create innovative and value-added solutions for internal or commercial use.

Licensing Partners
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External Code Lists

These external code lists, referenced in other X12 work are maintained by X12 and related organizations with all published by WPC on their behalf.

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Technical Reports

X12 produces three types of documents to facilitate consistency across implementations of its work.

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Reference Model

Models business processes, applications, or data flows.
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Implementation Guide

Unique guidance to a specific business purpose.
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Clarification Paper

Describes the use, intentions, or activities related to X12 work.
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Featured Industries

X12 is honored to work with these featured industries who rely on its standards. See all industries.

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Supply Chain

The complementary use of X12 Standards and GS1 Standards enable efficiencies - across the supply chain.

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Rail

The North American railroad industry relies on X12 transactions, exchanging millions of messages each day.

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Defense

X12 transactions have enabled the management and movement of goods for the DoD consistently for decades.

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Intellectual Property (IP) Use

Membership

Who are X12 Members?

Representatives of these members include dedicated technologists and business process experts, meeting regularly to develop and maintain high quality standards in an open consensus environment.

BNSF Railway Company
GS1 US
Wake Forest University Health Sciences
Vyne Dental
Michael Kotoyan
Nth Technologies
Floor Covering Business to Business Association
United Concordia Companies, Inc.
Blue Cross Blue Shield of Michigan
Free Market Health
Health Level Seven, Inc.
Cooperataive Exchange, Inc.
See All Members

Membership Benefits

Join other member organizations in continuously adapting the expansive vocabulary and language used by millions of organizations while leveraging more than 40 years of cross-industry standards development knowledge.

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X12 Standards Development

Influence change and ensure your interests are represented.
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Meetings, Conferences and Educational Venues

Complimentary registration to X12 Standing Meetings.
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Standards and Publications

Complimentary access to Glass, X12's online viewer.
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Networking and Visibility

Network with decision makers and technology innovators.

Informational Forum for the 270/271, Health Care Eligibility/Benefit Inquiry and Information Response (007030X332) and the Code Value Usage in Eligibility Benefit Inquiry and Subsequent Response (007030X347)

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X12 will conduct an informational forum related to the above technical report

News + Events

Upcoming Meetings

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Fall 2026 Standing

Jacksonville, FL
Onsite: –

Meeting Details
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Winter 2027 Standing

Reno, NV
Onsite: –

Meeting Details
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By ChatGPT 4.0

What's the difference between XML and EDI? XML is what you use when you want to look smart. EDI is what you use when you actually want to get things done!

Important Dates

Aug
10
August Technical Assessment Meeting 1:30-3:30 PM ET Monday & Tuesday - 1:30 - 2:30 PM ET Wednesday   2026-08-10 X12N 14-day Subcommittee Electronic MR Ballot begins (if needed)
Aug
12
August PRB Meeting - 2:30-3 PM ET
Aug
16
2026-08-03 X12N Subcommittee 14-day Comment Period ends (if needed)
Aug
17
2026-08-17 X12N Subcommittee 14-day Comment Period begins (if needed)
Aug
21
Deadline for submitting code maintenance requests for member review of Batch 140
Aug
23
2026-08-10 X12N 14-day Subcommittee Electronic MR Ballot ends (if needed)
Aug
28
Batch 140 member review begins
Aug
30
2026-08-17 X12N Subcommittee 14-day Comment Period ends (if needed)
Sep
07
2026-09-07 X12N Subcommittee 14-day Comment Period begins (if needed)
Sep
14
2026-09-14 X12N 14-day Subcommittee Electronic MR Ballot begins (if needed)
Sep
18
Batch 140 member review ends
Sep
20
2026-09-07 X12N Subcommittee 14-day Comment Period ends (if needed)
Sep
21
2026-09-21 X12N Subcommittee 14-day Comment Period begins (if needed)
Sep
27
Fall 2026 X12 Standing Meeting Onsite in Jacksonville, FL 9/27-10/1/2026   2026-09-14 X12N 14-day Subcommittee Electronic MR Ballot ends (if needed)
Oct
04
2026-09-21 X12N Subcommittee 14-day Comment Period ends (if needed)
See All Important Dates

2019 Award Recipients

X12 is proud and honored to recognize outstanding participants.

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Stacey Barber and Mary Kay McDaniel

Lifetime Achievement Award
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Joel Prater

Bass Achievement Award

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