Ah, Vinny, you're right - on the back of his BRP, it says "Australian". I think that means it's a no re: trying to use the US passport... just asking for trouble (and delay).

Thank you all for the information

Hi, many thanks for your reply. I don't want to appear rude, but may I ask you how you know this? I ask because I've just got off the phone with a woman from the Home Office who had no idea how to even answer my question... seems people don't like what they don't understand! :shock: :? Thanks again ...

Hi, My son is a dual US/Australian citizen, and our family has ILR here in the UK. As per the current system, our ILR is linked to an ID card, which we carry along with our passports when we travel. My son nearly always travels on his Australian passport, except when we're travelling to the US, of c...