The document@ while not a MASPS@ provides a framework to support development of future UAS standards. The OFRSO addresses: oDaytime and Night operations oAll phases of flight including surface operations oAirports in Class B@ C@ D@ E@ and G airspace oFlight in Class A@ B@ C@ D@ E@ and G airspace (including US managed oceanic airspace) oHandoff of aircraft control (Control Segment (Cseg) to Cseg or pilot-to-pilot) oOperations under Visual Flight Rules (VFR) and Instrument Flight Rules (IFR)