Not only are they reducing taxation, one of the main drivers for brexit is so their rich puppet masters can use the UK as a tax haven once the EU tightens up avoidance legislation.

Tell me. Why are so many global companies based in Ireland?

https://www.irishtimes.com/business/economy/eu-commission-pushes-ahead-with-plan-to-end-unanimity-on-tax-1.3746080 (Synopsis:The ending of unanimity would carry significant risks for Ireland, particularly as the EU continues to discuss plans to come forward with a common tax base for big corporations across Europe and eventually to consolidate collection of this tax. This would threaten Irish corporate tax revenues and would meet strong opposition from the Government and from businesses.)
It would seem the Irish are finally waking up to the realities of being obstructive

https://www.independent.ie/business/farming/news/farming-news/emergency-eu-aid-for-farmers-to-be-sought-for-brexit-fallout-37677

and what about the 13billion that appl was forced to pay in back taxes due to irish shenanigins.
https://www.thejournal.ie/apple-tax-ireland-escrow-3889453-Mar2018/