---
sourceDocument: Australia ServiceNow AI Platform Administration
sourceDocumentLink: https://servicenow-prod.fluidtopics.net/r/platform-administration

 Release :

    - australia

ft:locale :

    - en-US

ft:publication_title :

    - Australia ServiceNow AI Platform Administration

ft:clusterId :

    - platadm

bundleId :

    - platadm

workflow :

    - Platform


---

# Define relationship type

# Define a relationship type {#ariaid-title1}

Release version: Australia  
Updated March 12, 2026  
![](https://www.servicenow.com/docs/portal-asset/ico-clock) 1 minute to read  
Create type codes that define the relationship between parent and child tasks.

## Before you begin

Activate the Many to Many Task Relations plugin (com.snc.task_relations) first. See [Request many to many task relations](https://servicenow-prod.fluidtopics.net/pVyTnN0y8~87YwOr6ivCOg "The Many to Many Task Relations plugin (com.snc.task_relations) is included with several plugins. You can request activation of the plugin by itself.").

Role required: admin

## Procedure

1. Navigate to AllTask RelationshipsRelation Types and select New.
2. Populate the Parent Descriptor and Child Descriptor fields with a short description of the relationship between the two tasks, such as a parent descriptor of Caused By and a child descriptor of Causes.
3. Select and hold (or right-click) the form header bar and select Save.  
   The Name field automatically populates with the Parent and Child descriptors.

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