Artifact GuideEU

Machinery Regulation technical documentation and technical file

Regulation (EU) 2023/1230 requires manufacturers to draw up Annex IV technical documentation before placing machinery or related products on the market or putting them into service.

Use this page to structure the file around product identity, intended use, risk assessment, EHSR evidence, standards and test records, instructions, declarations, software logic, retention, and notified-body routes.

Author
Sorena AI
Published
May 9, 2026
Updated
May 9, 2026
Sections
6

Structured answer sets in this page tree.

Primary sources
5

Cited legal and guidance references.

Publication metadata
Sorena AI
Published May 9, 2026
Updated May 9, 2026
Overview

The Machinery Regulation technical file is the evidence pack that shows how a specific machinery model, related product, or partly completed machinery meets the applicable essential health and safety requirements. It should be traceable from product identity and intended use through hazards, protective measures, standards, tests, production controls, instructions, declarations, and any notified-body certificates or reports.

Section 1

Build the file around the exact product model

Start the technical documentation with the product identity, not a generic compliance statement. Article 10 requires the machinery or related product to bear at least the model, series or type, year of construction, and any batch, serial number, or other available identifier. Annex IV Part A then requires a complete description of the machinery or related product and its intended use.

For partly completed machinery, use Annex IV Part B instead. The file should describe the partly completed machinery and the intended function when it is incorporated into or assembled with machinery, other partly completed machinery, or equipment.

  • Record manufacturer name, registered trade name or mark, postal address, and digital contact details used on the product, packaging, or accompanying document.
  • Tie the file to one controlled model, series, type, batch, serial-number range, software release, and intended-use statement.
  • Add design and manufacturing drawings, schemes for components, sub-assemblies and circuits, and explanations needed to understand the drawings and operation.
  • Separate machinery and related products from partly completed machinery because declarations, instructions, and Annex IV evidence differ.
Section 2

Map hazards to EHSRs and protective measures

The technical file should make the risk logic auditable. Annex IV Part A requires risk-assessment documentation that lists the applicable essential health and safety requirements in Annex III and describes the protective measures implemented for each applicable requirement, including residual risks where appropriate.

Do not leave the EHSR mapping as a spreadsheet of unchecked article references. Each row should connect a hazard or EHSR to the design feature, guard, control function, warning, instruction, validation result, or residual-risk disclosure that supports the claim.

  • Keep the hazard identification, risk estimation, risk evaluation, risk-reduction choices, and residual-risk decisions together.
  • Use ISO 12100 where relevant as the risk-assessment and risk-reduction method reference, then record any type-B or type-C machinery standards used for specific hazards.
  • Explain why each EHSR is applicable, not applicable, or addressed by another more specific Union harmonisation act.
  • Reopen the mapping after design changes, production-process changes, changes in product characteristics, or changes in harmonised standards, common specifications, or other technical specifications used for the conformity claim.
Section 3

Show standards, calculations, tests, and production controls

Annex IV expects more than a standards list. The file should state which harmonised standards or Commission common specifications were applied, identify any partial application, and describe other technical specifications used where those standards or specifications were not applied or were only partly applied.

The same section should hold reports or results from design calculations, tests, inspections, and examinations that verify conformity with the applicable EHSRs. For series production, add the internal measures that keep manufactured units aligned with the approved design.

  • For each harmonised standard or common specification, record the exact reference, scope covered, clauses used, deviations, and EHSRs addressed.
  • Attach calculation sheets, test plans, inspection reports, examination records, component or fitting test results, and acceptance criteria.
  • Document production controls such as incoming inspection, calibration, safety-function verification, end-of-line tests, nonconformity handling, and release sign-off.
  • Treat voluntary or unregulated certificates as insufficient on their own; the Commission warns that they are not a recognised means to prove compliance in market-surveillance or customs checks.
Section 4

Include instructions, declarations, and incorporation records

For machinery and related products, Annex IV Part A requires a copy of the instructions for use and the information required by Annex III. Article 10 also requires the product to be accompanied by the EU declaration of conformity or by an internet address or machine-readable code where it can be accessed.

For partly completed machinery, Annex IV Part B requires a copy of the assembly instructions. Article 11 requires the EU declaration of incorporation, or a link or machine-readable code to it, in the assembly instructions.

  • Keep the instruction version matched to the product model, software release, intended use, language set, safety information, and residual-risk statements.
  • If instructions are digital, record how access is marked on the product, packaging, or accompanying document, and verify that users can print, download, and save them.
  • Retain declarations from incorporated partly completed machinery and declarations of conformity for incorporated products covered by other Union harmonisation legislation.
  • For digital declarations, record the stable access URL or machine-readable code and the evidence that it remains accessible for the required period.
Section 5

Document software, autonomy, and cyber-safety evidence

The Machinery Regulation expressly brings software and data evidence into the technical file where it is needed for safety. Annex IV Part A and Part B include source code or programming logic of safety-related software when a competent national authority makes a reasoned request and the material is necessary to check compliance with Annex III.

For sensor-fed, remotely driven, or autonomous machinery where safety-related operations are controlled by sensor data, Annex IV also calls for a description of the system's general characteristics, capabilities and limitations, data, development, testing, and validation processes where appropriate.

  • Identify safety-related software, firmware, programmable logic, safety functions, configuration data, and versions included in the released product.
  • Keep architecture diagrams, safety-function requirements, validation results, cybersecurity assumptions, access-control decisions, change logs, and release approvals with the file.
  • For autonomous or sensor-fed safety operations, document training or validation data scope where used, operating limits, failure modes, detection limits, and validation cases.
  • Use ISO/TR 22100-4 where relevant as a reference for considering IT-security and cybersecurity aspects in relation to machinery safety.
Section 6

Handle retention, authority access, and notified-body routes

Manufacturers must keep the technical documentation and the EU declaration of conformity available to market-surveillance authorities for at least 10 years after machinery or a related product is placed on the market or put into service. For partly completed machinery, the same 10-year availability rule applies to the technical documentation and EU declaration of incorporation after placing on the market.

If the product category or chosen conformity route involves a notified body, keep the application file, technical documentation submitted, EU type-examination certificate, quality-system approval decisions, audit reports, unit-verification certificates, additions, withdrawals, conditions, and correspondence with the notified body.

  • Maintain an authority-response index showing where the file, declarations, certificates, source-code escrow or access process, and translations are controlled.
  • For importers, verify that the EU declaration copy is retained and that Annex IV Part A or Part B technical documentation can be made available to authorities on request.
  • For Annex I Part A categories, plan the mandatory notified-body route; for Annex I Part B categories, verify whether full application of relevant harmonised standards or common specifications supports internal production control or whether a notified-body procedure is needed.
  • Use NANDO to identify bodies notified for Machinery Regulation (EU) 2023/1230 rather than relying on voluntary certificates.
Recommended next step

Turn the Machinery Regulation technical file into release evidence

Use the Annex IV structure to connect product identity, risk assessment, EHSR mapping, standards, tests, declarations, instructions, software evidence, and notified-body records before release.

Primary sources

References and citations

single-market-economy.ec.europa.eu
Referenced sections
  • Commission guidance explains market surveillance, notified bodies, NANDO access, and the distinction between notified-body conformity assessment and voluntary certificates.
"Find bodies notified under Machinery Directive 2006/42/EC"
eur-lex.europa.eu
Referenced sections
  • Articles 10, 11, 13, 14, 25, and conformity-assessment annexes ground technical-file retention, importer availability duties, notified-body procedures, and certificate records.
"at the disposal of the market surveillance authorities for at least 10 years"
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