This is also possible in the US. For example, if you had to take out your retirement early, you'd owe a huge tax, but can just use the money you withdrew to buy bitcoin and get on an approved tax payment plan and pay a couple hundred bucks a month.

jsonbits

I think it's possible in the UK too. What Peter meant, however, doesn't involve obtaining permission.

SpaceHodler

bitcoin

Don't pay now (in fiat) what you can pay later

In Portugal, it is possible to pay taxes in installments if you cannot afford to pay everything at once. I don't know many details, but it is possible to do this in certain circumstances.