For the naturalization application of a spouse of an Irish national the following document requirement is listed in Form 8:
I was wondering if anyone knows does the passport page need to be of an Irish passport or can it be a foreign passport if the spouse has dual nationalities?Documentary proof of Irish spouse’s/civil partner’s entitlement to Irish citizenship
(certified copy of Irish spouse’s/civil partner’s birth certificate if born in Ireland / certified
copy of foreign birth register entry / spouse’s or civil partner’s parent’s birth certificate if
latter was born in Ireland / certified copy of naturalisation certificate / certified copy of
passport page with photograph).