of the revenue site
http://www.revenue.ie/en/tax/vrt/vrt-guide.html
VRT Category A
Category A vehicles include cars (saloons, estates, hatchbacks, convertibles, coupés, MPVs, Jeeps etc.) and minibuses with less than 12 permanently fitted seats including the driver's seat. The rate of tax chargeable is based on the level of CO2 emissions for the vehicle at the time of manufacture. The rates and associated minimum amounts are as follows:
VRT Rate on the CO2 emissions
CO2 Emissions (g CO2/km) VRT Rates Minimum VRT
0 - 120g 14% of OMSP €280
121 - 140g 16% of OMSP €320
141 - 155g 20% of OMSP €400
156 - 170g 24% of OMSP €480
171 - 190g 28% of OMSP €560
191 - 225g 32% of OMSP €640
226g and over 36% of OMSP €720
VRT Category B
Category B vehicles include certain car-derived vans and jeep-derived vans.
The rate of VRT applicable to Category B vehicles, subject to a minimum VRT of €125, is 13.3% of the Open Market Selling Price (OMSP).