ANSI-X12-20

ANSI X12.20 is the ANSI X12 substandard describing maintenance and evolution procedures for X12 application standards — ASC X12 Steering Committee workflow.

Definition

ANSI X12.20 describes the formal process by which subcommittees (X12C Communications, X12F Finance, X12I Transportation, X12M Supply Chain, X12N Insurance) propose and publish modifications. Official maintenance of versions 4010, 5010, 8020.

Origin

Published in 1979; updated at each major release. Procedural reference for any X12-certified software vendor.

Use

A data-maintenance request follows the X12.20 workflow: proposal → subcommittee review → ballot → publication. At least a 12-month loop between proposal and publication in a version.

Related terms

• X12 — the parent standard.
• ANSI X12.3 — data element dictionary.
• ANSI X12.6 — control structure.
• X12 version/format — versioning.