SIST EN ISO 80000-3:2020/A1:2025

SLOVENSKI STANDARD
01-november-2025
Veličine in enote - 3. del: Prostor in čas - Dopolnilo 1 (ISO 80000-
3:2019/Amd1:2025)
Quantities and units - Part 3: Space and time - Amendment 1 (ISO 80000-
3:2019/Amd1:2025)
Größen und Einheiten - Teil 3: Raum und Zeit - Änderung 1 (ISO 80000-
3:2019/Amd1:2025)
Grandeurs et unités - Partie 3: Espace et temps - Amendement 1 (ISO 80000-
3:2019/Amd1:2025)
Ta slovenski standard je istoveten z: EN ISO 80000-3:2020/A1:2025
ICS:
01.060 Veličine in enote Quantities and units
07.030 Fizika. Kemija Physics. Chemistry
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EN ISO 80000-3:2020/A1
EUROPEAN STANDARD
NORME EUROPÉENNE
August 2025
EUROPÄISCHE NORM
ICS 01.060
English Version
Quantities and units - Part 3: Space and time - Amendment
1 (ISO 80000-3:2019/Amd 1:2025)
Grandeurs et unités - Partie 3: Espace et temps - Größen und Einheiten - Teil 3: Raum und Zeit -
Amendement 1 (ISO 80000-3:2019/Amd 1:2025) Änderung 1 (ISO 80000-3:2019/Amd 1:2025)
This amendment A1 modifies the European Standard EN ISO 80000-3:2020; it was approved by CEN on 5 December 2024.

CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for inclusion of
this amendment into the relevant national standard without any alteration. Up-to-date lists and bibliographical references
concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
member.
This amendment exists in three official versions (English, French, German). A version in any other language made by translation
under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the
same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2025 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 80000-3:2020/A1:2025 E
worldwide for CEN national Members.

Contents Page
European foreword . 3

European foreword
This document (EN ISO 80000-3:2020/A1:2025) has been prepared by Technical Committee ISO/TC 12
"Quantities and units " in collaboration with CCMC.
This Amendment to the European Standard EN ISO 80000-3:2020 shall be given the status of a national
standard, either by publication of an identical text or by endorsement, at the latest by February 2026,
and conflicting national standards shall be withdrawn at the latest by February 2026.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
Any feedback and questions on this document should be directed to the users’ national standards
body/national committee. A complete listing of these bodies can be found on the CEN website.
According to the CEN-CENELEC Internal Regulations, the national standards organizations of the
following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria,
Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland,
Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of
North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and the
United Kingdom.
Endorsement notice
The text of ISO 80000-3:2019/Amd 1:2025 has been approved by CEN as EN ISO 80000-
3:2020/A1:2025 without any modification.

International
Standard
ISO 80000-3
Second edition
Quantities and units —
2019-10
Part 3:
AMENDMENT 1
Space and time
2025-07
AMENDMENT 1
Grandeurs et unités —
Partie 3: Espace et temps
AMENDEMENT 1
Reference number
ISO 80000-3:2019/Amd.1:2025(en) © ISO 2025

ISO 80000-3:2019/Amd.1:2025(en)
© ISO 2025
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
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