Police have declared a Public Safety Preservation Act (PSPA) in Cairns City due to an aviation incident this morning, August 12.
The PSPA has an updated exclusion zone encompassing Esplanade, Minnie Street, Abbott Street and Florence Street.
Members of the public are advised to avoid the area.
Emergency services were called to an aviation incident at the Esplanade in Cairns City about 1.50am.
Initial investigations indicate a helicopter has crashed into the roof a hotel.
The building was evacuated as a precaution and there were no injuries sustained by people on the ground.
Police are on scene investigating the circumstances of the incident.