# Data retrieval APIs for AWS Marketplace Catalog
<a name="awsmarketplacecatalog"></a>

AWS Marketplace Catalog provides the following APIs for data retrieval.


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| Actions | Description | Access level | 
| --- | --- | --- | 
| <a name="aws-marketplace-DescribeAssessment"></a>[https://docs.aws.amazon.com/marketplace-catalog/latest/api-reference/API_DescribeAssessment.html](https://docs.aws.amazon.com/marketplace-catalog/latest/api-reference/API_DescribeAssessment.html) | Return the details of an existing assessment | Read | 
| <a name="aws-marketplace-DescribeChangeSet"></a>[https://docs.aws.amazon.com/marketplace-catalog/latest/api-reference/API_DescribeChangeSet.html](https://docs.aws.amazon.com/marketplace-catalog/latest/api-reference/API_DescribeChangeSet.html) | Return the details of an existing change set | Read | 
| <a name="aws-marketplace-DescribeEntity"></a>[https://docs.aws.amazon.com/marketplace-catalog/latest/api-reference/API_DescribeEntity.html](https://docs.aws.amazon.com/marketplace-catalog/latest/api-reference/API_DescribeEntity.html) | Return the details of an existing entity | Read | 
| <a name="aws-marketplace-GetInvoiceSubmissionTask"></a>[https://docs.aws.amazon.com/marketplace/latest/APIReference/compliance-api-access-control.html](https://docs.aws.amazon.com/marketplace/latest/APIReference/compliance-api-access-control.html) | Retrieve details of an existing invoice submission task | Read | 
| <a name="aws-marketplace-GetResourcePolicy"></a>[https://docs.aws.amazon.com/marketplace-catalog/latest/api-reference/API_GetResourcePolicy.html](https://docs.aws.amazon.com/marketplace-catalog/latest/api-reference/API_GetResourcePolicy.html) | Get the resource policy of an existing entity | Read | 
| <a name="aws-marketplace-ListAssessments"></a>[https://docs.aws.amazon.com/marketplace-catalog/latest/api-reference/API_ListAssessments.html](https://docs.aws.amazon.com/marketplace-catalog/latest/api-reference/API_ListAssessments.html) | List existing assessments | List | 
| <a name="aws-marketplace-ListChangeSets"></a>[https://docs.aws.amazon.com/marketplace-catalog/latest/api-reference/API_ListChangeSets.html](https://docs.aws.amazon.com/marketplace-catalog/latest/api-reference/API_ListChangeSets.html) | List existing change sets | List | 
| <a name="aws-marketplace-ListEntities"></a>[https://docs.aws.amazon.com/marketplace-catalog/latest/api-reference/API_ListEntities.html](https://docs.aws.amazon.com/marketplace-catalog/latest/api-reference/API_ListEntities.html) | List existing entities | List | 
| <a name="aws-marketplace-ListInvoiceSubmissionTasks"></a>[https://docs.aws.amazon.com/marketplace/latest/APIReference/compliance-api-access-control.html](https://docs.aws.amazon.com/marketplace/latest/APIReference/compliance-api-access-control.html) | List existing invoice submission tasks | List | 
| <a name="aws-marketplace-ListPayables"></a>[https://docs.aws.amazon.com/marketplace/latest/APIReference/compliance-api-access-control.html](https://docs.aws.amazon.com/marketplace/latest/APIReference/compliance-api-access-control.html) | List payables of the specified payable provenance | List | 
| <a name="aws-marketplace-ListTagsForResource"></a>[https://docs.aws.amazon.com/marketplace-catalog/latest/api-reference/API_ListTagsForResource.html](https://docs.aws.amazon.com/marketplace-catalog/latest/api-reference/API_ListTagsForResource.html) | List tags on an existing entity, change set, or invoice submission task | Read |