Use the certification [certification]
attribute to describe certifications required by local regulations, such as energy efficiency ratings and CO2 class, associated with a product. To show your product with a supported certification, provide a supported combination of authority [certification_authority]
, name [certification_name]
, and code [certification_code]
.
In this article
When to use
Optional for products that require certain information to be shown in your Shopping ads or free listings, for example due to local regulations.
You may be required to show the EU energy efficiency class on your Shopping ads and free listings. Use the certification [certification]
attribute and its certification code [certification_code]
sub-attribute for energy labels for product groups that must be displayed with energy efficiency labels. Google will use EPREL code to look up the appropriate energy efficiency label and show it on Shopping ads and free listings. For example:
[certification]
attribute as soon as you can.Sub-Attributes
This attribute uses the following sub-attributes:
- Authority
[certification_authority]
(Required): The authority or certification body responsible for issuing the certification. At this time, we support the following values:- "
EC
" or “European_Commission
” for energy labels in the EU - “
ADEME
” for the French CO2 emissions class for vehicles - “
BMWK
” for the German CO2 emissions classes for vehicles
- "
- Name
[certification_name]
(Required): The name of the certification. At this time, we support the following values:- "
EPREL
", which represents energy efficiency certifications in the EU European Registry for Energy Labeling (EPREL) database. - “
Vehicle_CO2_Class
” for the overall CO2 class of a vehicle - “
Vehicle_CO2_Class_Discharged_Battery
” for the CO2 class of a vehicle with a discharged battery
- "
- Code
[certification_code]
(Sometimes Required): The code of the certification. For example, for the EPREL certificate with the link https://eprel.ec.europa.eu/screen/product/dishwashers2019/123456 the code is 123456. The code is required for European Energy Labels. Not required for Vehicle ads. - Value
[certification_value]
(Sometimes Required): The value of the certification. This field is ignored for certifications that require a certification code, like EPREL, but can be provided for specific certifications where a code isn't applicable. Specifically, the value of the appropriate CO2 Emission Class is required when listing vehicles in some countries. For details, refer to the Vehicle ads overview.
Format
Follow these formatting guidelines to make sure Google understands the data you're submitting.
Learn when and how to submit your product data in English
Type | Unicode characters (Recommended: ASCII only) |
Repeated field | Yes |
File format | Example entry |
---|---|
Text feeds |
Format the attribute header by including the sub-attributes you’re submitting. Include certification The authority For example, to submit 3 sub-attributes authority
Example header and values: For EPREL:
For Vehicles:
If you don't include the sub-attributes in the attribute header, we’ll assume that your values include 3 sub-attributes in this order:
|
XML feeds |
|
To format your data for Content API, you can read the Content API for Shopping resource.
How to encode
The following example illustrates how to specify certification information using structured data. The example specifies an EPREL energy efficiency label for an LED.
{
"@context": "https://schema.org/",
"@type": "Product",
"sku": "1234-5678",
"image": "https://example.com/led.jpg",
"name": "LED",
"description": "Dimmable LED",
"gtin14": "12345678901231",
"mpn": "WH1234",
"brand": {
"@type": "Brand",
"name": "ExampleLightingBrand"
},
"hasCertification": {
"@type": "Certification",
"issuedBy": {
"@type": "Organization",
"name": "European_Commission"
},
"name": "EPREL",
"certificationIdentification": "123456"
},
"offers": {
"@type": "Offer",
"url": "https://example.com/led",
"itemCondition": "https://schema.org/NewCondition",
"availability": "https://schema.org/InStock",
"price": 2.30,
"priceCurrency": "EUR"
}
}
Minimum requirements
These are the requirements you need to meet to show your product with a supported certification. If you don’t follow these requirements, you will find a warning in the “Diagnostics” tab. No products will be disapproved due to not meeting the minimum requirements:
- Provide a supported combination of Authority, Name and Code.