Question to the Home Office:
To ask Her Majesty's Government (1) how many, and (2) what percentage of, immigration decisions were overturned on appeal in 2019.
HM Courts and Tribunals Service publish appeal outcomes data on a quarterly basis. A link to the data for the last quarter of 2019 is provided here;
https://www.gov.uk/government/statistics/tribunal-statistics-quarterly-october-to-december-2019
The table in FIA_3 contains the information requested.