Thank you for your responses — they are greatly appreciated. It's genuinely interesting to see the different perspectives shared by the respondents.
From what’s been said, the advice still stands: don’t pay unless you're prepared to challenge it all the way.
Could you briefly outline what the process of fighting this case would involve?
I’m asking because if it turns out to be too difficult of a process with a likelihood of losing, I may decide it’s simpler to just pay it.
Paperwork.
Ignore debt collectors
Respond to a Letter of Claim
File court papers - specify a hearing in person at your local court, and a defence you will get help with
Wait for Nexus to discontinue before the deadline for paying the court fee. It will cost them more to attend than the money they’re trying to extract from you.
If they don’t, the court will read the points POPLA ignored and find in your favour.