---
sourceDocument: Yokohama Operational Technology Management
sourceDocumentLink: https://servicenow-prod.fluidtopics.net/r/yokohama/operational-technology

 Release :

    - yokohama

ft:locale :

    - en-US

ft:publication_title :

    - Yokohama Operational Technology Management

ft:clusterId :

    - optm

bundleId :

    - optm

workflow :

    - Technology


---

# Reference

# Operational Technology Change Management reference {#ariaid-title1}

Release version: Yokohama  
Updated January 30, 2025  
![](https://www.servicenow.com/docs/portal-asset/ico-clock) 1 minute to read  
Reference topics provide additional information about the Operational Technology Change Management application.
* **[Change categories](https://servicenow-prod.fluidtopics.net/tfgUnzZGr2Dgni9ZQ_EKuA)**   
  By categorizing the Operational Technology (OT) change requests, you can group and narrow the search for specific OT change requests. Categories also help stakeholders know what the change is about.
* **[Components installed with Operational Technology Change Management](https://servicenow-prod.fluidtopics.net/BTW_I2iPCJca8X99o8RcAQ)**   
  Several types of components may be installed with activation of the Operational Technology Change Management (sn_ot_chg_mgmt) application, including the user roles.
* **[Related information](https://servicenow-prod.fluidtopics.net/kQrnMEp45wG4B1oJc3UvWg)**   
  Find more information about the OT extension classes and related applications.