---
id: R91-3-2025-eng
schema_version: v1.5.6
type: standard
title:
- language: eng
  content: Part 3
  type: main
source:
- type: website
  content: https://www.oiml.org/en/files/pdf_r/r091-3-e25.pdf
docidentifier:
- content: OIML R 91-3:2025 (E)
  type: OIML
  primary: true
- content: urn:oiml:pub:r:91-3:2025:en
  type: urn
docnumber: '91'
date:
- type: published
  from: '2025-01-01'
contributor:
- role:
  - type: publisher
  organization:
    name:
    - content: International Organization of Legal Metrology
    abbreviation:
      content: OIML
language:
- eng
script:
- Latn
status:
  stage:
    content: in-force
relation:
- type: instanceOf
  bibitem:
    docidentifier:
    - content: OIML R 91-3:2025
      type: OIML
ext:
  doctype:
    content: recommendation
  flavor: oiml
  quantity:
    content: Velocity
  measuring_instrument: Traffic speed meter
  focus_area:
  - Safety
  quantity_url: https://si-digital-framework.org/quantities/VELO
  oimlcs: true
  doi: 10.63493/r091.2025.en