Contacting the Irish Naturalisation and Immigration Service (INIS)

Include your Person ID (for example, 123456-12) and Application number (for example, 1234567-CITZ-12) – if you have one
Keep a copy of all documentation you submit with your application
Send your application by registered post. Keep the receipt so you can track your application at www.anpost.com
If you have to send your original passport send the application by registered post
If you change address write to the INIS to inform them of your change of address
If your personal circumstances change write to the INIS to inform them
Keep original letters from the INIS in a safe place. The INIS generally will not issue copies of letters.

Immigration