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01/19/2022 20:49:44


01/19/2022 18:49:44


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TR CU EX Explosion Protection Certificate of the EAC (previously GOST-R EX)

TR CU EX Explosion Protection Certificate of the EAC (previously GOST-R EX)Certificates of conformity TR CU EX are required for import of goods to Belarus, Kazakhstan and Russia.

IMPORTANT! Applicant for obtaining these documents can be only a legal body - a resident of one of the countries of the Customs Union. The manufacturer is also indicated in a certificate.


This Technical Regulation of the Customs Union applies to electrical equipment, including Ex-components, and non-electrical equipment intended for use in explosive atmospheres. An identification criterion of equipment intended for use in explosive atmospheres and Ex-components is the availability of means providing their explosion protection as specified in the manufacturer’s technical documentation, and the explosion-proof marking affixed on the equipment and the Ех-component.

Technical Regulation 012/2011 "Safety of equipment intended for use in explosive atmospheres” considers only the factors of explosion protection and does not consider the technical factors of safety of equipment.

Because of this reason the following certificates can be also needed along with Ex-Certificate:

  • TR CU 004/2011 «Safety of low voltage equipment»
  • TR CU 020/2011 «Electromagnetic compatibility of technical devices»
  • TR CU 010/2011 «Safety of machines and industrial equipment»
Classification of explosion-proof equipment differs in Europe (ATEX) and in the Customs Union (TR CU 012/2011).


Types of certificates:

  • Certificate for a batch according to a shipping contract (A1)
  • Certificate for serial production, valid for 1-5 years (A2)


Certificate for a batch according to a shipping contract

Certificate is valid through the whole duration of agreement, until all goods, which are listed in an appendix to the contract, will be shipped to the customer.


Certificate for serial production

Certificate for a serial production can be valid for 1, 3 and 5 years. Certified products can be imported to the countries of the CU without restrictions at any time during the period of validity of a certificate.

The following documents are required for obtaining a certificate:


  • Delivery contract


  • HS-code, product name
  • Technical descriptions, operation manuals
  • Photos, drawings, schemes
  • List of all EX-proof components, all the technical parameters / description of operating principle of a device
  • Existing certificates of quality (CE, ISO, ATEX)
  • Test protocols (factory and independent laboratories), including income inspection and sample testing
Some other documents can be required depending on type of products.
IMPORTANT! All the documents must be in Russian language.


When all the documents are checked, procedure of certification can be started. Then certification experts carry out analysis of the production, which can be done as follows:

  • Visit of an expert to the manufacturing premises
  • Testing of product samples. Tests can be done right at production or in the lab on the territory of CU. It depends on type of products
  • Products for tests can be imported to the territory of CU without certificates
Certificates with validity time more than one year must pass through the annual inspection. It must be done by experts of a certification body, which issued a certificate.


According to the requirements of Technical Regulations of CU, certified products must be marked with a single Conformity Mark – EAC (as well as, EX-sign)

The lack of marking is a violation and can cause a penalty!


Marking EAC

Marking and information about products must be in Russian language.

  • For imported goods it is allowed to write a name of a manufacturer and its legal address with Latin letters
  • Marking has to be placed on a product, labels, product packaging, packaging of group of products or attachment to the package.


The label must contain the following information:

  • Product name
  • Country of origin (in Russian in the form  "Made in ..." should be specified by country of origin, the use of EU countries - is not valid)
  • Name of a manufacturer, distributor or authorized representative
  • Legal address of a manufacturer, distributor or authorized representative
  • Basic technical parameters
  • Configuration (composition)
  • Trademark (if available)
  • Conformity Marks (fire safety certificates, voluntary certificates, EAC)
  • Warranty obligations of  a manufacturer / production date
  • Additional information, depending on type of products
IMPORTANT!  ONLY accredited certification body can make a conclusion whether any certificate or declaration of conformity TR CU is needed for exact product. At least HS-code and sometimes OKP code (All-Russian Product Classifier) is required for this.



Please, send us your request and our experts will check which certificates are required for the import of your goods to the territory of the Customs Union.

For more information, please contact us!                                          Contact


E3M Business Consulting GmbH