The first deadline is June 26, 2021, when the IFR&IFD regime begins to apply to investment firms. Notably, the UK will adopt a regime similar to the EU, referred to as IFPR from January 1, 2022.
In terms of reporting, investment firms which fall under Class 2 will be obliged to report the new regulatory returns starting September 30, 2021 and file the first submissions by November 11, 2021 and then file on a quarterly basis.
Investment firms which fall under Class 3 will first be obliged to report from December 31,2021 and submit the first return by February 11,2022 and file on an annual basis.