International Standard
ISO 20383:2025
Tractors and machinery for agriculture — Speed Identification Sign (SIS)
Reference number
ISO 20383:2025
Edition 2
2025-10
© ISO 2026
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Published (Edition 2, 2025)

ISO 20383:2025

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Format
CHF 44
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Abstract

This document specifies the dimensions, characteristics, and positioning of Speed Identification Signs (SIS). These signs indicate the maximum equipment ground speed, based on the ground speed design capability, for agricultural field equipment.

This document is applicable to agricultural field equipment moving on public roads.

General information

  • Status
     : Published
    Publication date
     : 2025-10
    Stage
    : International Standard published [60.60]
  • Edition
     : 2
    Number of pages
     : 6
  • Technical Committee :
    ISO/TC 23/SC 4
    ICS :
    65.060.10 
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Life cycle

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goal

8
Decent Work and Economic Growth

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