on 15 october 1943 the squadron moved to raf lasham, hampshire and began to equip with the de havilland mosquito when it joined no. 2 group as a day and night tactical strike unit. the squadron mainly flew night intrusion sorties, but also took part in daylight precision actions such as that against the dutch central population registry building on 11 april 1944, where the germans held their dutch gestapo records.