Summary of Change. Volume 4, Chapter 1,
Section 4, Class II Navigation.
Explanation of Policy Changes. This change
incorporates new information into Volume 4, Chapter 1, Section 4, updating references,
removing obsolete and redundant information, and aligning the section with the
new Flight Standards organizational structure and terms, consistent with recently
published guidance in Volume 1, Chapter 1, Section 1, General Order Information.