The article examines conditions for the safe use of unmanned aerial vehicles (UAVs) inside indoor sports facilities, using the example of the Ivan Yarygin Sports Palace in Krasnoyarsk. It analyzes regulatory and legal aspects of operating drones in enclosed spaces, where the requirements of air legislation do not apply. Special attention is paid to the experimental assessment of the noise level generated by the DJI Avata quadcopter using a CEM DT-805 sound level meter.