> ## Documentation Index
> Fetch the complete documentation index at: https://docs.markifact.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Duplicate Line Item

> Duplicates a DV360 line item within the same insertion order, copying its settings and assigned targeting, and returns the new line item ID

Duplicates a DV360 line item within the same insertion order, copying its settings and assigned targeting, and returns the new line item ID. The copy is created as a draft. YouTube & Partners line items cannot be duplicated.

| | |
| - | - |
| **App** | DV360 |
| **Operation ID** | `dv360_duplicate_line_item` |
| **Type** | Action |
| **Connection** | `dv360` (required) |
| **Credits per run** | 1 |
| **Agent / MCP tool** | Yes |
| **Requires approval** | Yes (write operation) |

## Inputs

| Field | Type | Required | Default | Description |
| - | - | - | - | - |
| `account` | DynamicAccount | Yes | - | Select the DV360 advertiser that owns the line item. |
| `line_item_id` | string or SelectItem | Yes | - | ID of the DV360 line item to duplicate. The copy is created in the same insertion order with the source settings and targeting. YouTube & Partners line items cannot be duplicated. |
| `target_display_name` | string | No | - | Display name for the new line item (max 240 bytes UTF-8). When omitted, DV360 assigns a default copy name. |
| `contains_eu_political_ads` | string or SelectableOption | No | - | Whether the new line item will serve EU political ads. Options: 'CONTAINS\_EU\_POLITICAL\_ADVERTISING', 'DOES\_NOT\_CONTAIN\_EU\_POLITICAL\_ADVERTISING'. Required by DV360 unless the parent advertiser is already set to DOES\_NOT\_CONTAIN\_EU\_POLITICAL\_ADVERTISING (then it is inherited). |

### SelectItem

| Field | Type | Required | Default | Description |
| - | - | - | - | - |
| `value` | string | Yes | - | The value of the selectable item. |
| `label` | string | Yes | - | The label of the selectable item, used for display purposes. If not provided, defaults to the value. |

### SelectableOption

| Field | Type | Required | Default | Description |
| - | - | - | - | - |
| `value` | string | Yes | - | |
| `label` | string | Yes | - | |

## Output

**Type**: `Dict`

Returns the new duplicate line item ID.

**Fields**: `duplicate_line_item_id`, `source_line_item_id`, `advertiser_id`


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