ISO/FDIS 20223

Technical product documentation (TPD) — Representation and identification of situation features

General information

Current stage: 50.20 Effective date: Feb 25, 2026

Originator: ISO

Owner: ISO/TC 10/SC 1

Type: International Standard

Scope

This document defines how to represent and uniquely identify by an alpha-numerical label the situation features of an integral surface or a collection of integral surfaces of a part, and how to indicate it in a technical product documentation (drawing), if needed to improve human readability.

The proportions and dimensions of the graphical symbols to be used are also specified.

Life cycle

NOW

IN_DEVELOPMENT
ISO/FDIS 20223
50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks
Feb 25, 2026

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