Tax hike that will more than double price of vapes will hit smokers trying to quit, warns GP Irish Independent Ireland's New Vape Tax: How the 50c per ml Levy Will Change Vaping For Ziggicig New 8 or 10 vape tax hike for thousands of Irish people as prices could DOUBLE in weeks after budget shake up New vape tax starts today in Ireland, adding 50 cent per ml to all e liquids in bid to protect young people from potential health risks.