Any Revenue official reading the likes of this must have a sore belly from laughing at such questions.
I think its sad that the fear is there to even ask the question.
Yes, they are integral to the running of the Country, but this power is there for a reason, and not be abused.
It I buy a €20k car for my Dad, that's it, done, paid for with my taxed income. Should he run to revenue worried about being exposed, give me a break.
Your going to get some, saying, well where do you draw the line... Common sense I tell ye.
If, just if, Revenue were to make an issue out of such event as posted, they'd be rightly taken down a peg or two and loose substantial credibility.