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United States Department of Transportation United States Department of Transportation

Order 1770.68 - Selection and Use of Time and Frequency Sources for all Systems, Services, and Applications Supporting NAS Operations

Document Information

Type
Order
Number
1770.68
Title
Selection and Use of Time and Frequency Sources for all Systems, Services, and Applications Supporting NAS Operations
Date issued
2020-11-03
Status
Active
Office of Primary Responsibility
ANG-B, NEXTGEN
Access restriction
Public
Order purpose statement

This Order establishes the Policy by which Federal Aviation Administration (FAA) time and frequency sources will be selected, modified, upgraded, implemented, and used by systems, services, and applications supporting National Airspace System (NAS) operations in order to ensure safety, security, required performance, and resilience.

Content

For more information, contact 9-awa-ait-directives@faa.gov.