---
title: removeSplit
slug: campaign/docs/removesplit
docTags: 
createdAt: 2026-07-02T19:01:45.941Z
---

If, after performing this method, no split mailings are assigned to the master mailing, the master mailing is converted to a regular mailing.

**Type**: void

**Parameters**

| Name      | Type   | Value                   |
| --------- | ------ | ----------------------- |
| sessionId | String | ID of the session       |
| mailingId | long   | ID of the split mailing |

**Return values**

- **Code structure**

```javascript
void removeSplit(String sessionId, long mailingId)
```