Task based pause rule where should validate task only for shippable line

Summary:

There is requirement to validate particular task only on the shippable lines. the attached pause rule checks for all the lines however need to restrict only for shippable lines.

Request you to let me know how to achieve the above pause condition.

Content (please ensure you mask any confidential information):

Version (include the version you are using, if applicable):

Code Snippet (add any code snippets that support your topic, if applicable):