Altitude Exemption for larger models…. Post author:Mark Youatt Post published:October 9, 2024 Post category:General We now have the necessary exemptions in place to allow models of 7.5kg+ to exceed an altitude of 400′, running to 31/12/2024. You Might Also Like South Yorkshire visitors and large helicopter May 17, 2019 Kev’s flying adventures June 18, 2020 Chart to help tell others where a lost plane might be found. May 29, 2020