This depends on what the domain name is to be used for.
To help you select the appropriate categories and provide the correct documentation for your registration we have created a guide to the .ie Domain Registry Policies which can be found here.
For more help with your .ie domain application, you can see the below help articles:
- What documents do I need for my .ie domain application?
- Which Applicant Class and Domain Category Should I choose for my .ie domain application?
- How do I place an order for a .ie Domain Name?