Aeronautical Information Manual
AIM 4-7-4
Authority for Operations with a Single Long-Range Navigation System
This reproduces published FAA reference text for study. It does not replace the current official FAA publication or regulation.
Operators may be authorized to take advantage of 50 NM lateral separation in the Gulf of America CTAs when equipped with only a single long-range navigation system. RNP 10 with a single long-range navigation system is authorized via OpSpec, MSpec, or LOA B036, Table 2. Operators should contact their FSDO or CMO to obtain information on the specific requirements for obtaining B036. Volume 3, chapter 18, section 4 of FAA Order 8900.1 provides the qualification criteria to be used by FAA aviation safety inspectors in issuing B036.
Retrieved from ecfr.gov on July 20, 2026.