Define style rules from Change Schedule Definitions

---
title: Define style rules from Change Schedule Definitions
description: Define style rules from a change schedule definition to apply them to the change schedule that's related to the definition.
locale: en-US
canonical_url: https://www.servicenow.com/docs/r/it-service-management/change-management/def-stl-rules-from-chng-sch-def.html
release: brazil
product: Change Management
classification: change-management
topic_type: task
last_updated: "2026-09-10"
reading_time_minutes: 1
breadcrumb: [Style rules definition, Change schedules, Configure, Change Management, IT Service Management]
---

# Define style rules from Change Schedule Definitions

Define style rules from a change schedule definition to apply them to the change schedule that's related to the definition.

## Before you begin

Role required: itil, sn\_chg\_soc.change\_soc\_admin, sn\_change\_role, sn\_change\_write, or admin

## Procedure

1.  Navigate to **All** > **Change** > **Schedules** > **Change Schedule Definitions**.

2.  Open the definition for which you want to define or edit a style rule.

3.  In the Style Rules related list, select **New**.

4.  On the form, fill in the fields.

<table id="table_p1x_5tf_gdb"><thead><tr><th>

Field

</th><th>

Description

</th></tr></thead><tbody><tr><td>

Name

</td><td>

Name for the style rule.

</td></tr><tr><td>

Conditions

</td><td>

Conditions that determine when the style rule applies. For example, show a red span when **Risk** is **High**.

</td></tr><tr><td>

Active

</td><td>

Check box that, when selected, makes the style rule active.

</td></tr><tr><td class="sub-head" colspan="2">

Styling

</td></tr><tr><td>

Advanced

</td><td>

Check box that, when selected, lets you write a script to set the label color, label weight, and event color.When this check box is cleared, the **Label color**, **Label weight**, and the **Event color** fields appear.

</td></tr><tr><td>

Label color

</td><td>

Color of the text that is displayed for each record on the timeline that matches the style rule.

</td></tr><tr><td>

Label weight

</td><td>

Thickness of the label, such as normal or bold.

</td></tr><tr><td>

Event color

</td><td>

Color of the schedule span displayed for each record on the timeline that matches the style rule.

</td></tr></tbody>
</table>5.  Select **Save**.

    **Note:** Style rules that you create from a change schedule definition take precedence over the style rules that exist in the base style rule table \[chg\_soc\_style\_rule\].


**Parent Topic:**[Style rules definition](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/it-service-management/change-management/style-rules-definition.md)

**Related topics**  


[Define default style rules]()

[Define style rules from the change schedules view]()