Order 8900.1, Volume 4, Chapter 1, Section 5 - Code7700

11/3/11 8900.1 CHG 184NOTE: It is the FAA’s direction and guidance that inspectors must not approveoperations in polar areas and/or AMUs without the participation and concurrenceof one of the agency’s NextGen oceanic specialists.2) There is a wide variety of other methods, systems, techniques, and procedures thatcan be used for navigation in AMUs and polar areas. However, due to the variety of means andthe complexity of air navigation in these areas, specific direction and guidance for these othermeans of navigation are not provided in this order.NOTE: It is the FAA’s direction and guidance that inspectors must obtainassistance from one of the agency’s NextGen oceanic specialists in evaluating andapproving or denying an operator’s request to use systems, techniques, orprocedures that are not discussed in this section.D. Boundaries of the AMU.1) For the northern hemisphere, the Canadian AIP establishes the basic boundariesfor the AMU. Canadian Air Navigation Order, current edition, states that no person may operatean aircraft in instrument flight rules (IFR) flight within Canadian northern domestic airspaceunless it is equipped with a means of establishing direction that is not dependent on a magneticsource. The special equipment, training, and procedures discussed in this paragraph are requiredfor all operations into the area of northern domestic airspace. The boundaries of this area areshown in Figure 4-3, Canadian Domestic Airspace. This area is also outlined on Canadianen route charts. For the purposes of this paragraph, northern domestic airspace is considered toextend from ground level to infinity.2) For the southern hemisphere, any operation south of lat. 65°00'00" S is consideredto be within the AMU. Any proposal to operate within the AMU in the southern hemispheremust be reviewed and concurred with by AFS-400 before approval.E. Approvals. All approvals for operations into AMUs are granted by issuingOpSpec B040, and by adding that area of en route operation to the standard OpSpec B050. Achecklist for operations in AMUs is available in the guidance subsystem in association withOpSpec B040.10UNCONTROLLED COPY WHEN DOWNLOADEDCheck with FSIMS to verify current version before using