With regard to the increased number of tax files shared between the government and the Internal Revenue Service in the United States: (a) how many files were shared in (i) 2017, (ii) 2018, (iii) 2019; and (b) what is the reason for the dramatic increase in the number of files being shared in 2019?
In the House of Commons on January 27th, 2020. See this statement in context.