# Business Partners ## Qualify Business Partner - [POST /v3/businesspartners/qualify](https://developer.cdq.com/apis/data-validation-api/api-v3/qualification/paths/~1v3~1businesspartners~1qualify/post.md): BETAEndpoint used for Business Partner qualification. It is in version and may change without notice. ## Qualify Business Partner - [POST /v3/businesspartners/qualify](https://developer.cdq.com/apis/data-validation-api/api-v3/business-partners/paths/~1v3~1businesspartners~1qualify/post.md): BETAEndpoint used for Business Partner qualification. It is in version and may change without notice. ## Validate Business Partner - [POST /v2/businesspartners/validate](https://developer.cdq.com/apis/data-validation-api/api-v3/business-partners/paths/~1v2~1businesspartners~1validate/post.md): Validate business partners (i.e. identifiers, legal forms) and addresses (i.e. post codes) and receive a list of data defects in case of found data quality issues. #### Examples Check out our examples in the to better understand this endpoint. | Example | Description | | --- | --- | | Identifier exists and is valid | No related to the identifier and equals . Note that there might be data defects if you provide more details than the identifier (i.e. address data). | | Identifier does not exist in external data source | Entry in related to the identifier and < 4 | | Unknown status for an identifier existence (only response example)| < and the respective equals to . You may try again as this is typical a temporary issue.|