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Amendment

InternationalAmdAM

Description

An Amendment modifies an existing International Standard by adding, changing, or deleting specified elements. It is published as a separate supplement to the base document and referenced using the base document ID.

Published[Base]/Amd [N]:[Year]
Proposed Work Item[Base]/PWI Amd [N]
New Work Item Proposal[Base]/NP Amd [N]
Approved Work Item[Base]/AWI Amd [N]
Working Draft[Base]/WD Amd [N]
Committee Draft[Base]/CD Amd [N]
Proposed Draft Amendment[Base]/PDAM [N]
Draft Amendment[Base]/DAmd [N]:[Year]
Final Draft Amendment[Base]/FDAmd [N]:[Year]
Proof[Base]/PRF Amd [N]

Examples 3

ISO 9001:2015/Amd 1:2024
ISO 14001:2015/Amd 1:2023
ISO/IEC 17031-1:2020/Amd 1:2022

Components Used

ISO Amendment identifiers are composed of these elements:

Publisher
Enumeration

The issuing organization (ISO, or joint like ISO/IEC)

ISO
e.g.ISO
Copublisher
Enumeration

Additional organizations in joint publications (IEC, ASTM, CEN, etc.)

IECASTMCENIEEEITUSAEIWAUNESCO +2 more
Optional. Present for joint publications.
e.g.IEC
:copublisher
Document Type
Enumeration

The type of deliverable (IS, TR, TS, PAS, Guide, etc.)

ISTRTSPASGuideIWAISPTTA +1 more
Appears between publisher and number
e.g.TR
:type
Number
Integer

The unique document number

1–5 digit number
e.g.9001
:number
Part
Integer

Part number for multi-part standards

Optional. Appended with hyphen after number.
e.g.1
:part
Year
Year

Publication year

4-digit year, preceded by colon
e.g.2015
:year
Edition
Integer

Edition number (e.g., Ed 5)

Optional. Prefixed with "Ed"
e.g.5
:edition
Language
Enumeration

Language code (en, fr, ru, etc.)

enfrrudeesjazhar +2 more
Optional. In parentheses after year.
e.g.en
:language
Stage
Enumeration

Development stage (WD, CD, DIS, FDIS)

PWINPAWIWDCDDISFDISPRF +1 more
Optional. Precedes document type.
e.g.DIS
:stage
Typed Stage
Enumeration

Stage combined with document type (e.g., DTR for Draft Technical Report)

DTRDTSFDTRFDTSAWINPPRF
Optional. Combined stage+type abbreviation.
e.g.DTR
:typed_stage
Supplement
Compound

Amendment or corrigendum reference

Amendment/Corrigendum/Addendum with number and year, after slash
e.g.Amd 1:2024
:supplement

Algebraic Relations

Relations that can involve Amendment identifiers:

RelationDescriptionSyntaxExample
AmendmentModifies a base standard by adding, changing, or deleting elementsISO [Number]:[Year]/Amd [N]:[Year]ISO 9001:2015/Amd 1:2024
CorrigendumCorrects technical or editorial errorsISO [Number]:[Year]/Cor [N]:[Year]ISO 9001:2015/Cor 1:2016
AddendumLegacy supplement type adding new materialISO [Number]:[Year]/Add [N]:[Year]ISO 2789:2006/Add 1:2008
PartMulti-part standard relationshipISO [Number]-[Part]:[Year]ISO/IEC 17031-1:2020
SeriesAll-parts reference to a multi-part seriesISO [Number] (all parts)ISO 9001 (all parts)
BundleMultiple documents bundled together[PubID] + [PubID]BS ISO 26000 + IWA 26
DraftDraft stage of a documentISO/[Stage] [Type] [Number]ISO/DIS 45001
Internal DocumentWorking documents with N-numbersISO/TC [N] [DocNumber]ISO/TC 176 N 1000
Clause ReferenceReference to specific clause within a documentISO [Number]:[Year], Clause [N]ISO 9001:2015, Clause 4.1

Development Stages

CodeAbbrName
00.00PWIPreliminary Work Item
10.00NPNew Proposal
10.99AWIApproved Work Item
20.00WDWorking Draft
30.00CDCommittee Draft
40.00DISDraft International Standard
50.00FDISFinal Draft International Standard
60.00PRFProof of a standard (pre-publication)
60.60ISInternational Standard (published)
90.20RVDReview Discontinued
90.60WTHWithdrawn
90.92WDTWithdrawal Decided
90.93RVDReview Verified
95.20FPNFinal Proposal for Withdrawal
95.99WTHWithdrawal of International Standard

URN Mapping

Patternurn:iso:std:iso[:copublisher]:[number]:[edition]:[language]

See Also

All ISO Types →IEC →ASTM →BSI →CEN-CENELEC →IEEE →