Article 4 GuideEU MSR

Article 4 responsible economic operator under the EU Market Surveillance Regulation

Article 4 of Regulation (EU) 2019/1020 blocks covered products from being placed on the EU market unless an economic operator established in the Union is responsible for specific documentation, contact, risk-notification, and authority-cooperation tasks.

Use this page to identify when Article 4 applies, which EU-established actor carries the role, what must appear on or with the product, and what evidence should be ready before release.

Author
Sorena AI
Published
May 9, 2026
Updated
May 26, 2026
Sections
4

Structured answer sets in this page tree.

Primary sources
3

Cited legal and guidance references.

Publication metadata
Sorena AI
Published May 9, 2026
Updated May 26, 2026
Overview

Article 4 is not a general EU contact-label rule for every product. It applies to products covered by the listed Union harmonisation legislation, or legislation that explicitly refers to Article 4, when those products are placed on the EU market, including targeted online and other distance sales to EU end users.

Section 1

When Article 4 requires an EU responsible economic operator

Start with the product law, not the sales channel. Article 4 applies where the product is subject to the legislation listed in Article 4(5), including product areas such as toys, electrical equipment, radio equipment, EMC, RoHS, ecodesign, gas appliances, construction products, machinery, outdoor noise, ATEX, pressure equipment, simple pressure vessels, pyrotechnics, recreational craft, measuring instruments, non-automatic weighing instruments, personal protective equipment, and unmanned aircraft systems.

Online and other distance sales are not outside scope. Under Article 6, products offered online or by distance sale are treated as made available on the market when the offer is targeted at end users in the Union, assessed case by case using factors such as dispatch geography, order language, and payment options.

  • Confirm the applicable Union harmonisation act and whether it is listed in Article 4(5) or expressly refers to Article 4.
  • Confirm the product is being placed on the Union market, including direct-to-consumer EU sales from outside the EU.
  • Do not treat a marketplace listing, fulfilment flow, or non-EU manufacturer location as a substitute for the required EU-established economic operator.
Section 2

Which actor carries the Article 4 role

Article 4 creates a hierarchy of EU-established actors. The role can be held by an EU manufacturer, an importer where the manufacturer is outside the Union, an authorised representative with a written mandate for the Article 4(3) tasks, or an EU fulfilment service provider for products it handles when no EU manufacturer, importer, or mandated authorised representative exists.

For direct shipment from outside the EU to an EU end user, the Commission guidance points to a written Article 4 mandate for an authorised representative. If the manufacturer has not appointed one, the covered product may not be offered for sale to EU end users.

  • EU manufacturer: normally the Article 4 economic operator unless it has appointed an authorised representative for the Article 4 tasks.
  • Importer: normally the Article 4 economic operator for non-EU manufacturer products placed on the EU market through an importer, unless an authorised representative has been mandated.
  • Authorised representative: must be established in the EU and have a written manufacturer mandate covering the Article 4(3) tasks.
  • Fulfilment service provider: can carry the role only for handled products where no EU manufacturer, importer, or authorised representative exists, and needs practical arrangements to obtain declarations, documentation access, and corrective-action cooperation.
Section 3

What the responsible economic operator must do

The Article 4 economic operator is the authority-facing EU contact for defined compliance tasks. Where the applicable product law requires an EU declaration of conformity, declaration of performance, and technical documentation, the operator must verify that those records have been drawn up, keep the declaration available to market surveillance authorities for the required period, and ensure the technical documentation can be made available on request.

The same operator must provide information and documentation needed to demonstrate conformity after a reasoned authority request, inform market surveillance authorities when it has reason to believe the product presents a risk, and cooperate so immediate corrective action is taken or risk is mitigated.

  • Keep the declaration of conformity or declaration of performance available for market surveillance authorities for the period required by the applicable sector law.
  • Maintain a documented route to obtain the technical documentation quickly, even where the operator does not hold the full technical file itself.
  • Prepare authority-response language and ownership so conformity documents can be supplied in a language the authority can easily understand.
  • Track risk signals, non-compliance findings, withdrawals, recalls, and other corrective actions linked to the product and EU role.
Section 4

Name, contact display, and release evidence

Article 4(4) requires the operator's name, registered trade name or registered trade mark, and contact details, including postal address, to appear on the product, packaging, parcel, or an accompanying document. A website can help, but the Commission guidance says it is not a replacement for a postal address.

This information matters at the border as well as after release. Regulation (EU) 2019/1020 allows release for free circulation to be suspended where the Article 4 economic operator's name and contact details are not indicated or identifiable in accordance with Article 4(4).

  • Evidence the exact placement of the operator name, trade name or mark, postal address, and useful contact channels on the product, packaging, parcel, or accompanying document.
  • Keep the written authorised-representative mandate, importer role evidence, or fulfilment-service arrangements that prove why that actor carries the Article 4 role for the specific units.
  • For fulfilment-service-provider cases, keep client or manufacturer arrangements showing access to declarations, technical documentation, and corrective-action cooperation.
  • For customs readiness, verify the Article 4 contact information before shipment where the product is intended for EU free circulation without later processing.
Recommended next step

Check your Article 4 release evidence

Map each covered product to the EU-established manufacturer, importer, mandated authorised representative, or fulfilment service provider, then verify contact display, declaration access, technical-documentation access, and authority-response ownership before release.

Primary sources

References and citations

ec.europa.eu
Referenced sections
  • Commission guidance explains acceptable contact-location options, postal-address expectations, fulfilment-service evidence, and customs-release timing.
"on at least one of the following"
single-market-economy.ec.europa.eu
Referenced sections
  • Commission overview confirms that Article 4 requires an EU-established economic operator for some products and links the Article 4 guidance and implementation report.
"there must be an economic operator established in the EU"
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