# SendDefinitionList

The SendDefinitionList object specifies audience associated with an email send definition.

## Properties

| Name                     | Data Type                                                                                         | Description                                                                                                                                                                                                                              |
| ------------------------ | ------------------------------------------------------------------------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `Client`                 | [ClientID](/docs/marketing/marketing-cloud/guide/clientid.md)                                     | Specifies the account ownership and context of an object.                                                                                                                                                                                |
| `CorrelationID`          | String                                                                                            | Identifies correlation of objects across several requests.                                                                                                                                                                               |
| `CreatedDate`            | DateTime                                                                                          | The date and time when the object was created.                                                                                                                                                                                           |
| `CustomerKey`            | String                                                                                            | User-supplied unique identifier for an object within an object type. This property corresponds to the external key assigned to an object.                                                                                                |
| `CustomObjectID`         | String                                                                                            | Represents the ID of the sendable data extension used as part of a send.                                                                                                                                                                 |
| `DataSourceTypeID`       | [DataSourceTypeEnum](/docs/marketing/marketing-cloud/guide/datasourcetypeenum.md)                 | Defines data source to be used as part of send. Valid values include:<ul><li>List</li><li>CustomObject</li><li>DomainExclusion</li><li>SalesForceReport</li><li>SalesForceCampaign</li><li>FilterDefinition</li><li>OptOutList</li></ul> |
| `FilterDefinition`       | [FilterDefinition](/docs/marketing/marketing-cloud/guide/filterdefinition.md)                     | Defines filters to apply to an audience.                                                                                                                                                                                                 |
| `ID`                     | Int                                                                                               | Read-only identifier for an object. Some objects use the ObjectID property as a unique ID.                                                                                                                                               |
| `IsTestObject`           | Boolean                                                                                           | Indicates the specified send is a test send. A value of true indicates a test send.                                                                                                                                                      |
| `List`                   | [List](/docs/marketing/marketing-cloud/guide/list.md)                                             | List associated with an object.                                                                                                                                                                                                          |
| `ModifiedDate`           | DateTime                                                                                          | The date and time when the object was last modified.                                                                                                                                                                                     |
| `Name`                   | String                                                                                            | Name of the object or property.                                                                                                                                                                                                          |
| `ObjectID`               | String                                                                                            | System-controlled, read-only text string identifier for object.                                                                                                                                                                          |
| `ObjectState`            | String                                                                                            | Not used.                                                                                                                                                                                                                                |
| `Owner`                  | [Owner](/docs/marketing/marketing-cloud/guide/owner.md)                                           | Describes account ownership of subscriber in an on-your-behalf account.                                                                                                                                                                  |
| `Parameters`             | Array of [APIProperty](/docs/marketing/marketing-cloud/guide/apiproperty.md) objects              | Container for key value pairs of parameters for objects.                                                                                                                                                                                 |
| `PartnerKey`             | String                                                                                            | Unique identifier provided by partner for an object. This property is accessible only via API.                                                                                                                                           |
| `PartnerProperties`      | Array of [APIProperty](/docs/marketing/marketing-cloud/guide/apiproperty.md) objects              | A collection of metadata supplied by the client and stored by the system. These properties are accessible only via API.                                                                                                                  |
| `SalesForceObjectID`     | String                                                                                            | Identifies Salesforce object accessed via API interactions. The Salesforce instance determines this ID.                                                                                                                                  |
| `SendDefinitionListType` | [SendDefinitionListTypeEnum](/docs/marketing/marketing-cloud/guide/senddefinitionlisttypeenum.md) | Defines type of send definition list. Valid values include:<ul><li>SourceList</li><li>ExclusionList</li><li>DomainExclusion</li><li>OptOutList</li></ul>                                                                                 |