Of course, Ardern was being careful because the Taxpayer Union has been out in force noting that, according to the New Zealand Herald:
...the government's proposal to increase fuel levies breaks Jacinda Ardern's promise of "no new taxes".So of course the PM wasn't going to refer to this as a tax. What's the difference? There is no difference. An excise tax is a tax on the sale or production of some good or service. So, when you refer to something as an excise, you are telling us it is a tax. This is pretty clear regardless of the definition of excise. Here's the OED definition:
1. gen. Any toll or tax.Or, perhaps you prefer the Merriam-Webster dictionary:
1 : an internal tax levied on the manufacture, sale, or consumption of a commodity
2 : any of various taxes on privileges often assessed in the form of a license or feeWikipedia might offer Jacinda some comfort:
An excise or excise tax is any duty on manufactured goods which is levied at the moment of manufacture, rather than at sale.So, it's not a tax, it's a duty? That comfort lasts only until you look up what a duty is:
my post on that here). It goes without saying that a levy is also a tax.