Michael McGrath (Cork South Central, Fianna Fail) | Oireachtas source

The cost of the 5% increase in the credit before the pillar 2 top-up tax is €137 million. Then, by means of additional revenue, which is earned by the State because the increase is taxable, a 15% top-up tax is applied, which gives €123 million, so they net off, giving a net cost of €14 million.