CASA OAR 058/20 — Determination of Airspace and Controlled Aerodromes Etc. (Designated Airspace Handbook) Instrument 2020 Zoe has a public metadata record for this legal instrument, but accepted source text is not available in the agent mirror yet. Canonical page: https://zoelaw.ai/legislation/casa-oar-058-20-determination-of-airspace-and-controlled-aerodromes-etc-designated-airspace-handbook