Thank you both for the feedback, and thanks for moving the thread! She's been self-sufficient for the entire period, relying on my income, and... saving us a lot in nursery fees. :-) Based on this, it seems like I shouldn't really be worried about CSI – but should wait the extra 13 months before app...

I am a British citizen. Grew up in the US, and brought my wife/children to the UK in 2016. We got their spousal/children visas stamped in November 2016. To throw a wrench into things... my wife got Portuguese citizenship in December 2017, so when it came time to renew the visas we just relied on her...

To OP: if you still need help with the documents and figuring out what's required, let me know.

The Portuguese Embassy here in London is... overloaded is perhaps a kind way to put it. Definitely best avoided, and I'm planning to just post everything directly to Lisbon.

I'm in a similar position. My wife got Portuguese a couple of years ago, and so our daughter born after also has Portuguese citizenship, but the children born before don't. I am organising all of the documents to apply on their behalf (Modelo 1F menor), and for myself (Artigo 3) as well. I was wonde...