International Standard
ISO/IEC 18004:2024
Information technology — Automatic identification and data capture techniques — QR code bar code symbology specification
Reference number
ISO/IEC 18004:2024
Edition 4
2024-08
© ISO 2025
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Published (Edition 4, 2024)

ISO/IEC 18004:2024

Language
Format
CHF 221
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Abstract

This document specifies requirements for the symbology known as “QR code”. It specifies the QR code symbology characteristics, data character encoding methods, symbol formats, dimensional characteristics, error correction rules, reference decoding algorithm, production quality requirements and user-selectable application parameters.

General information

Life cycle

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goal

9
Industry, Innovation and Infrastructure

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