"They" have plans to do this everywhere, including the US and UK.
Yep, as far as I know legislation has already been passed for all Europpean governments to put their hand into peoples bank accounts so there doesn't need to be a repeat of the emergency measures of Cyprus. It was proposed as beginning in 2016 but moving it forward is a whole lot easier than getting it through and that's nice, comfortable, far away date.
UK law coming in soon is that if someone has over £5k in their bank and they have not paid their tax, HMRC can take th funds out... even without a court order.