What is Certificate of Conformance (COC) and How to Get One?

Sep 03, 2023 Chapter 6. Selling

When importing from China/Vietnam/Thailand/India, Most buyers are unaware of the exact meaning of the term “certificate of conformance,” which is one of the key reasons behind writing this article to enlighten clients and address their questions.


what is Certificate of Conformance means





What is a Certificate of Conformance?

A Certificate of Conformance (CoC) is an official document that serves as verification that a product or service adheres to specific standards and regulations. Typically issued by manufacturers or authorized personnel, it provides assurance to customers or buyers that the product has been manufactured and tested in accordance with international or regulatory standards.

Contained within a CoC is essential information related to compliance, ensuring that the product or service meets specific requirements to guarantee quality and safety. It functions as a protective measure for consumers in importing countries, safeguarding them against potentially hazardous or substandard products.


Meanwhile, by establishing applicable standards to improve process efficiency, having a certificate of conformity will speed up your inspection process.




What is Certificate of Conformance vs. Compliance?

Conformance is voluntary, while compliance is a legal requirement. Conformance refers to the standards, policies, and expectations that a company abides by. Compliance refers to the obligations or legal requirements that an organization must fulfill. 

A Certificate of Compliance (CoC) is also known as a Certificate of Conformity. It’s a document that’s given to exporters or importers to show that the goods or services meet the required standards. It’s often required during customs clearance of goods to some countries.




What Is Required on a Certificate of Conformance?

The issuance of the CoC is to legally declare that your product has been produced and meets specific standards or specifications specified in market regulations.

It can also be specified in a specific contract with the buyer or company, including specifications, drawings, storage, packaging, labeling requirements, and a physical identification legally signed by the person responsible for the declaration.


What Details Are Included In the Certificate of Conformance?

A Certificate of Conformance (COC) is a document that states that an item or service meets specified requirements. It includes information such as: 

  • Product details, including name, model number, description, and specifications
  • The specific standards or regulations being complied with
  • Test results or certifications
  • Manufacturing or service details, including company name, address, and contact information
  • A list of all safety regulations the product must pass
  • Importer or manufacturer’s identification
  • Contact information for the individual maintaining records of test results
  • The date and place where the product was manufactured
  • The date and place when the product was tested for compliance with the product safety rules cited
  • The date of the order, the specific items ordered including part numbers, and the lot number
  • The country of origin


A COC might state that a product complies with all relevant European directives and is CE marked. Alternatively, it might state that a product is compliant with ISO 9001:2008



Certificate Of Conformance Template




How Do I Get a Certificate of Conformance?

A COC will usually be provided to you by the manufacturer of the product itself; however, an independent laboratory will be issuing you the certificate of conformance in some cases.

A buyer can request to view the CoC to ensure that the product they are purchasing passes the criteria of tests and safety guidelines and is completely safe to use. These guidelines are usually mandatory.



When Inquire from the Supplier About the Certificate of Conformance (CoC)?

Inquiring about the Certificate of Conformance (CoC) from a supplier is an essential step when you want to ensure that the products you are purchasing meet the required regulatory standards and quality specifications. Here are some key times when you should inquire about the CoC from your supplier:

  1. Before Ordering: Inquire about the CoC before placing an order to ensure product compliance.
  2. Supplier Selection: Evaluate suppliers based on CoC provision to prioritize quality and compliance.
  3. New Product Sourcing: Ask for CoCs when exploring new products or suppliers.
  4. Regular Checks: Periodically request CoCs, especially for long-term supplier relationships.
  5. Regulatory Changes: Check compliance when industry regulations evolve.
  6. Critical Components: Request CoCs for essential components or raw materials.
  7. Quality Issues: Seek CoCs if quality concerns arise with a supplier’s products.
  8. Export/Import Compliance: Ensure CoCs for customs clearance and international trade.



Well-know Certificate of Conformity Issues Agencies?

Usually, governments will have a link with international agencies that go through certificates of conformance. It is recommended to check beforehand with the destination country before one actually employs an agency.

This will ensure that the federation and authorities actually acknowledge the agency being employed in that country. A few well-known certification agencies areCertainly, here are some well-known organizations and entities that serve as Certificate of Conformance (CoC) issuing agents in various industries:

  1. UL (Underwriters Laboratories): UL is a global safety certification company that provides CoCs for a wide range of products, particularly in the electrical and electronics industry.
  2. Intertek: Intertek offers certification and testing services for various industries, including consumer goods, chemicals, and energy. They issue CoCs for products that meet specified standards.
  3. SGS (Société Générale de Surveillance): SGS is a multinational inspection, verification, testing, and certification company. They provide CoCs for products across numerous sectors, including agriculture, food, and automotive.
  4. Bureau Veritas: Bureau Veritas is a global leader in testing, inspection, and certification services. They issue CoCs for products and systems in industries like maritime, oil and gas, and construction.
  5. TÜV Rheinland: TÜV Rheinland offers CoC services for a wide range of industries, including automotive, industrial, and information technology.
  6. NSF International: NSF provides certification and testing services for products related to food safety, water quality, and consumer goods, among others.
  7. FM Global: FM Global specializes in industrial and commercial property insurance and provides certification services related to property loss prevention.
  8. DEKRA: DEKRA offers CoC services for products in industries such as automotive, industrial, and construction.
  9. SGS North America: A division of SGS, this entity specifically serves clients in North America, issuing CoCs for compliance with various regulations and standards.
  10. Applus+: Applus+ is a global testing, inspection, and certification company with services covering industries like automotive, aerospace, and energy.
  11. CCIC (China Certification & Inspection Group): CCIC is a Chinese company that offers certification and inspection services for various industries and is known for facilitating exports from China.
  12. TUV SUD: TUV SUD provides CoC services for products across sectors like healthcare, energy, and mobility.
  13. DNV GL: DNV GL specializes in providing certification and assurance services for industries like maritime, energy, and healthcare.


Certificate of Conformance Templates Forms





What is the Difference Between a COA, COC and EU?

1. Content

CoC usually does not include specific test conditions, test specifications, parameters, and test details in terms of content.

On the other hand, the Certificate of Analysis (CoA) has more strict and specific content than CoC. CoA records actual test measurements according to product design or manufacturing specifications. It also specifies some details, such as batch numbers for traceability purposes.


2. Issuer and authority

A CoA is usually issued by the Quality Assurance/ Quality Control personnel with authority from the manufacturer to indicate and authenticate that your products being sold (specified identification of lot/ batch number) fulfill its product requirements the accompanying test results detailed. 

The manufacturer can carry out the inspection itself, or the inspection agency can inspect your products according to the given specifications.

CoC can be issued by any authorized person/party, including third-party laboratories or certification bodies, to declare that your products meet specific testing standards.


3. EU Declaration of Conformity

The EU Declaration of Conformity (DoC) is a mandatory document that the manufacturer or your authorized representative must sign to declare that your product complies with EU requirements. By signing the DoC, you will be fully responsible for your product complies with applicable EU laws.




Certificate of compliance(COC) Examples:

A Certificate of Compliance (COC) or Certificate of Conformity plays a critical role in international shipping. It serves as confirmation that a product aligns with the importing country’s regulations, often required by Customs for the release of goods. Here are five illustrative examples of products necessitating a COC:

  1. Pharmaceuticals: Every drug and medical device intended for international shipment must possess a COC. This certification ensures that these products meet stringent safety and quality standards.
  2. Chemicals: Both hazardous and non-hazardous chemicals slated for shipment must be accompanied by a COC. This verification encompasses a wide range of chemical substances.
  3. Food: Whether fresh or processed, all food products destined for export must be equipped with a COC. This requirement applies to various food items.
  4. Vehicles: Any vehicle slated for international transport, including cars, trucks, motorcycles, and more, necessitates a COC to comply with regulatory standards.
  5. Electronics: Electronics, including computers, televisions, DVD players, and similar items, must be supported by a COC when being shipped internationally. This certification attests to their compliance with relevant regulations.





The issuance of a Certificate of Conformance (CoC) is a vital responsibility for our company, demonstrating our dedication to delivering products that adhere to relevant regulatory standards.

Should you have any inquiries about the CoC or require recommendations for a reputable certification agency, please don’t hesitate to reach out to us.

At supplyia, we firmly believe that quality is a collective endeavor, as it necessitates a collaborative effort to consistently maintain high standards that inspire confidence among our customers, partners, and the community. We are a knowledgeable team of experts ready to offer consultancy support and guidance on leveraging technological platforms for your company as you embark on this journey.

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Daeng Sapar
Daeng Sapar
1 year ago

Dear Sir/Mdm,

We would like to enquire whether is there any Companies in Singapore that can issue API Specs(7K) Licence ‘CoC’ on Mud pumps (Oil & Gas – Drilling equipment).

Looking forward to your reply.
Thank you.