NOTE: This suggestion is for JIRA Server. Using JIRA Cloud? See the corresponding suggestion.
Currently in JIRA , user are not able to assign email template for different filter .
Provide configuration to customize the email template and assign it by issue filter
As an Admin I want to be able to customize the Service Desk notifications' subject, content and format
Different Email Template for each issue filters.
Create an Email Template Editor in the UI to Replace Editing Velocity Templates