Question to the Home Office:
To ask the Secretary of State for the Home Department, how many applications for visit visas his Department received from Iranian nationals in each of the last four years; and how many of those applications were refused.
Applications for visit visas are considered against Appendix V of the Immigration Rules and on a case by case basis. Detailed information on how UK Visas and Immigration makes decisions on visitor cases is published at https://www.gov.uk/government/publications/visit-guidance
Information on total entry clearance visas (the majority of which are visitor visas) broken down by nationality and outcome (grants, refusals, withdrawals, lapsed) is published in the quarterly Immigration Statistics Visas volume 1 ta-ble vi_02_q at https://www.gov.uk/government/publications/immigration-statistics-year-ending-december-2018/list-of-tables