SIST EN ISO 8437-4:2021/A1:2026
(Amendment)Snow throwers - Safety requirements and test procedures - Part 4: Additional national and regional requirements - Amendment 1 (ISO 8437-4:2019/Amd 1:2026)
Schneefräsen - Sicherheitsanforderungen und Prüfverfahren - Teil 4: Informationen zu nationalen und regionalen Bestimmungen - Änderung 1 (ISO 8437-4:2019/Amd 1:2026)
Chasse-neige - Exigences de sécurité et essais - Partie 4: Exigences nationales et régionales additionnelles - Amendement 1 (ISO 8437-4:2019/Amd 1:2026)
Snežne freze - Varnostne zahteve in preskusni postopki - 4. del: Dodatne nacionalne in regionalne zahteve - Dopolnilo A1 (ISO 8437-4:2019/Amd 1:2026)
General Information
- Status
- Published
- Public Enquiry End Date
- 31-Oct-2022
- Publication Date
- 27-May-2026
- Technical Committee
- IMKG - Machinery for agriculture and forestry
- Current Stage
- 6060 - National Implementation/Publication (Adopted Project)
- Start Date
- 27-May-2026
- Due Date
- 01-Aug-2026
- Completion Date
- 28-May-2026
Relations
- Effective Date
- 01-Jul-2026
Overview
SIST EN ISO 8437-4:2021/A1:2026 (Amendment 1 to ISO 8437-4:2019) outlines additional national and regional safety requirements and test procedures for snow throwers. Developed by the Slovenian Institute for Standardization (SIST), this standard addresses combustion engine powered pedestrian-controlled and ride-on snow throwers. It is designed to complement the core ISO 8437 series, ensuring compliance with specific regulatory demands, especially within the European Union framework.
By adopting these standards, manufacturers and stakeholders can confidently demonstrate compliance with essential safety regulations, reduce operational risks, and ensure product acceptance in international markets.
Key Topics
Additional National and Regional Requirements
The amendment details extra requirements to meet specific national and regional safety needs for snow throwers, supplementing the international baseline set in earlier parts of ISO 8437.Engine Speed Control
Updates mandate that snow throwers must be designed so that it is impossible to exceed the manufacturer’s specified maximum operating engine speed, ensuring operator safety regardless of user adjustments.Noise Emission and Sound Power Testing
Revised procedures reference test methods outlined in Directive 2000/14/EC, ensuring sound power levels are determined and declared using harmonized European methodologies (ISO 4871).Presumption of Conformity with EU Directives
Annex ZA clarifies the relationship with Machinery Directive 2006/42/EC, providing a pathway for presumed conformity when cited in the Official Journal of the European Union.
Applications
Manufacturers of Snow Throwers
Companies designing both pedestrian-controlled and ride-on snow throwers must integrate these additional requirements into their product development and testing phases to ensure legal market access and mitigation of liability risks.Test Laboratories and Certifying Bodies
Accredited labs and certifiers use these harmonized procedures for verifying compliance, providing reports and certifications required for CE marking under European regulations.Regulators and Market Surveillance
National and regional authorities reference these standards when conducting inspections and market surveillance activities, ensuring snow throwers meet current safety expectations.Procurement and Supply Chain
Buyers and supply chain managers in industries that utilize snow throwers can specify compliance with ISO 8437-4 and its amendments as a procurement requirement, ensuring higher safety and quality standards.
Related Standards
For comprehensive compliance and effective product development, the following standards are closely related:
- ISO 8437-1:2019 – Terminology and common tests for snow throwers
- ISO 8437-2:2019 – Safety requirements for pedestrian-controlled snow throwers
- ISO 8437-3:2019 – Safety requirements for ride-on snow throwers
- ISO 4871:1996 / EN ISO 4871:2009 – Declaration and verification of noise emission values
- ISO 3744:2010 / EN ISO 3744:2010 – Determination of sound power levels
- ISO 12100:2010 – General principles for design and risk assessment
- Directive 2006/42/EC – EU Machinery Directive
- Directive 2000/14/EC – Noise emission in the environment by equipment for use outdoors
By following SIST EN ISO 8437-4:2021/A1:2026 and its associated documents, stakeholders ensure their products meet both international safety requirements and national or regional regulatory obligations for snow throwers. This supports safer operations, market access, and greater consumer confidence.
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Frequently Asked Questions
SIST EN ISO 8437-4:2021/A1:2026 is a amendment published by the Slovenian Institute for Standardization (SIST). Its full title is "Snow throwers - Safety requirements and test procedures - Part 4: Additional national and regional requirements - Amendment 1 (ISO 8437-4:2019/Amd 1:2026)". This standard covers: Snow throwers - Safety requirements and test procedures - Part 4: Additional national and regional requirements - Amendment 1 (ISO 8437-4:2019/Amd 1:2026)
Snow throwers - Safety requirements and test procedures - Part 4: Additional national and regional requirements - Amendment 1 (ISO 8437-4:2019/Amd 1:2026)
SIST EN ISO 8437-4:2021/A1:2026 is classified under the following ICS (International Classification for Standards) categories: 43.160 - Special purpose vehicles. The ICS classification helps identify the subject area and facilitates finding related standards.
SIST EN ISO 8437-4:2021/A1:2026 has the following relationships with other standards: It is inter standard links to SIST EN ISO 8437-4:2021. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
SIST EN ISO 8437-4:2021/A1:2026 is associated with the following European legislation: EU Directives/Regulations: 2006/42/EC; Standardization Mandates: M/396. When a standard is cited in the Official Journal of the European Union, products manufactured in conformity with it benefit from a presumption of conformity with the essential requirements of the corresponding EU directive or regulation.
SIST EN ISO 8437-4:2021/A1:2026 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
Standards Content (Sample)
SLOVENSKI STANDARD
01-julij-2026
Snežne freze - Varnostne zahteve in preskusni postopki - 4. del: Dodatne
nacionalne in regionalne zahteve - Dopolnilo A1 (ISO 8437-4:2019/Amd 1:2026)
Snow throwers - Safety requirements and test procedures - Part 4: Additional national
and regional requirements - Amendment 1 (ISO 8437-4:2019/Amd 1:2026)
Schneefräsen - Sicherheitsanforderungen und Prüfverfahren - Teil 4: Informationen zu
nationalen und regionalen Bestimmungen - Änderung 1 (ISO 8437-4:2019/Amd 1:2026)
Chasse-neige - Exigences de sécurité et essais - Partie 4: Exigences nationales et
régionales additionnelles - Amendement 1 (ISO 8437-4:2019/Amd 1:2026)
Ta slovenski standard je istoveten z: EN ISO 8437-4:2021/A1:2026
ICS:
43.160 Vozila za posebne namene Special purpose vehicles
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EN ISO 8437-4:2021/A1
EUROPEAN STANDARD
NORME EUROPÉENNE
May 2026
EUROPÄISCHE NORM
ICS 43.160
English Version
Snow throwers - Safety requirements and test procedures
- Part 4: Additional national and regional requirements -
Amendment 1 (ISO 8437-4:2019/Amd 1:2026)
Chasse-neige - Exigences de sécurité et essais - Partie Schneefräsen - Sicherheitsanforderungen und
4: Exigences nationales et régionales additionnelles - Prüfverfahren - Teil 4: Informationen zu nationalen
Amendement 1 (ISO 8437-4:2019/Amd 1:2026) und regionalen Bestimmungen - Änderung 1 (ISO
8437-4:2019/Amd 1:2026)
This amendment A1 modifies the European Standard EN ISO 8437-4:2021; it was approved by CEN on 21 April 2026.
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
© 2026 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 8437-4:2021/A1:2026 E
worldwide for CEN national Members.
Contents Page
European foreword . 3
Annex ZA (informative) Relationship between this European Standard and the essential
requirements of Directive2006/42/EC aimed to be covered . 4
European foreword
This document (EN ISO 8437-4:2021/A1:2026) has been prepared by Technical Committee ISO/TC 23
"Tractors and machinery for agriculture and forestry" in collaboration with Technical Committee
CEN/TC 144 “Tractors and machinery for agriculture and forestry” the secretariat of which is held by
AFNOR.
This Amendment to the European Standard EN ISO 8437-4:2021 shall be given the status of a national
standard, either by publication of an identical text or by endorsement, at the latest by November 2026,
and conflicting national standards shall be withdrawn at the latest by November 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.
This document has been prepared under a standardization request addressed to CEN by the European
Commission. The Standing Committee of the EFTA States subsequently approves these requests for its
Member States.
For the relationship with EU Legislation, see informative Annex ZA, which is an integral part of this
document.
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 8437-4:2019/Amd 1:2026 has been approved by CEN as EN ISO 8437-4:2021/A1:2026
without any modification.
Annex ZA
(informative)
Relationship between this European Standard and the essential
requirements of Directive2006/42/EC aimed to be covered
This European Standard has been prepared under a Commission’s standardization request “M/396
Mandate to CEN and CENELEC for Standardisation in the field of machinery" to provide one voluntary
means of conforming to essential requirements of Directive 2006/42/EC of the European Parliament
and of the Council of 17 May 2006 on machinery, and amending Directive 95/16/EC (recast).
Once this standard is cited in the Official Journal of the European Union under that Directive,
compliance with the normative clauses of this standard given in Table ZA.1 confers, within the limits of
the scope of this standard, a presumption of conformity with the corresponding essential requirements
of that Directive, and associated EFTA regulations.
Table ZA.1 — Correspondence between this European Standard and Annex I of Directive
2006/42/EC
The relevant Essential
Clause(s)/sub-clause(s) of this
Requirements of Directive Remarks/Notes
EN
2006/42/EC
5.1, 6.1 Table 3 (4.2.2.5)
1.1.2(a)
Table 5 (4.2.2.6)
1.1.2(c) 4.1,5.1,6.1
5.1, 6.1 Table 3 (4.2.2.5)
1.2.2. Control devices
Table 5 (4.2.2.6)
5.1, 6.1 Table 3 (4.3.1)
1.4.2.1. Fixed guards
Table 5 (4.3.1)
5.1, 6.1 Table 3 (4.9)
1.5.8. Noise
Table 5 (4.9)
5.1, 6.1 Table 3 (4.10)
1.5.9. Vibrations
Table 5 (4.10)
5.1, 6.1 Table 3 (4.8)
1.5.11. Radiation
Table 5 (4.8)
1.7. INFORMATION
1.7.3. Marking of machinery 4,1 Table 1 (5.1)
3.6.2. Marking 4.1 Table 1 (5.1)
Table ZA.2 — Normative references from clause 2 of this document and their corresponding
European publications
Column 4
Column 1 Column 2
Column 3
Reference in International
Corresponding European
Title
Clause 2 Standard Edition
Standard Edition
Acoustics — Determination
of sound power levels and
sound energy levels of noise
sources using sound
ISO 3744 ISO 3744:2010 EN ISO 3744:2010
pressure — Engineering
methods for an essentially
free field over a reflecting
plane
Acoustics — Declaration and
verification of noise emission
ISO 4871 ISO 4871:1996 EN ISO 4871:2009
values of machinery and
equipment
Agricultural wheeled
tractors and field
ISO 5008 ISO 5008:2002 machinery — Measurement See column 2
of whole-body vibration of
the operator
Snow throwers — Safety
requirements and test
ISO 8437-1:2019 ISO 8437-1:2019 procedures — Part 1: EN ISO 8437-1:2021
Terminology and common
tests
Snow throwers — Safety
requirements and test
ISO 8437-2:2019 ISO 8437-2:2019 procedures — Part 2: EN ISO 8437-2:2021
Pedestrian- controlled snow
throwers
Snow throwers — Safety
requirements and test
ISO 8437-3:2019 ISO 8437-3:2019 EN ISO 8437-3:2021
procedures — Part 3: Ride-
on snow throwers
Acoustics — Noise emitted
by machinery and
equipment — Determination
of emission sound pres
...