I contacted HMRC with this question and they said that it does need to be a passport, but it can be expired!
in case anyone else will have the same question...

Hi, I have already received my naturalisation and would now apply for the passport. I can see, that I need to send my other country's passport with the application (I am from an EU country), however, my other country's passport has expired and I have only an ID card at the moment. Do you think it is...

Thank you so much for your replies...I did think myself the same but just wanted to double check...:) [/quote] What does your document checklist PDF file say? [/quote] My document check list does list the passport and evidence of identity as separate entities (that's why it was confusing for me), bu...

Hi guys, I have two quick questions regarding the supporting docs... 1. I am an EEA national (got my PR more than a year ago) and used my ID card when doing the Life in the UK test. Is it compulsory to send my passport as a supporting doc, or could I just send my ID card? In theory they are exactly ...

Thank you again alterhase58 and bear! I am thinking now, that I will still submit the 10 years NI contribution evidence...just in case :) So the documents I would be submitting are: - ID card - Life in the UK test certificate - UK Masters degree diploma - evidence of 5 years residence: a. letter fro...

I just went through the AN GUIDE again, and noticed this: 1.45 - 1.50 In some cases, if you have ever been in breach of immigration law, you may be asked to provide details of all your National Insurance contributions made for your current and previous employment during the past 10 years. If you are...

Dear Alterhase58, Thank you so much for clarifying this for me! I really appreciate it! Just one last specification if you don't mind (so sorry...I really want to make it right :D) - that's regarding the SECTION 3....as I am sending my EU ID CARD, then I don't also need to send my passport, do I? An...

Hello, First of all I would like to say that this forum is amazing help - I have found almost all answers to my questions by doing search queries on different topics. However, I do have a couple of questions that are a bit confusing for me and would really appreciate if anyone with more experience c...