Guidance concerning Air Navigation in and above the NAT MNPSA
entering the NAM Region north of 65N must be planned in accordance with the NCA and/or NOROTS as appropriate. All of these linking structures are referenced in Chapter 3 of this Manual and account must be taken of any such routing restrictions when planning flights in this category.
Flights Planning to Operate Without Using HF Communications
The carriage of functioning HF communications is mandatory for flight in the Shanwick
OCA, even if the pilot intends using alternative media for regular ATS air-ground contacts. Aircraft with only functioning VHF communications equipment should plan their route outside the Shanwick OCA and ensure that they remain within VHF coverage of appropriate ground stations throughout the flight. Theoretical VHF coverage charts are shown in Attachment 5. Such strict routing restriction may not apply in
all NAT Oceanic Control Areas.
Some may permit the use of SATCOM Voice
to substitute for or NAT ATS Providers
are published in may impose its
AIPs. However, it must also be recognised that the operational limitations on SATCOM Voice usage.
Regulator of the operator operator intending to fly
through NAT MNPS Airspace without fully functional HF medium should ensure that it will meet the requirements of ATS Providers throughout the proposed route.
communications or wishing to its State of Registry and those
use an alternative of all the relevant
NAT Doc 007