Navigation Systems

6/21/2017: 57th meeting of the U.S. Civil GPS Service Interface Committee

The U.S. Department of Transportation (DOT) and the Coast Guard Navigation Center (NAVCEN) will host the 57th meeting of the Civil Global Positioning System Service Interface Committee (CGSIC), Sept. 25-26, 2017, at the Oregon Convention Center in Portland, Oregon. CGSIC meetings are free and open to the public.

DOT serves as the civil lead for the GPS and chairs the CGSIC in this capacity. NAVCEN is assigned duties as deputy chair and executive secretariat for the CGSIC.

Subcommittees of the CGSIC for Timing, State and Local Government, International Information, and Survey, Mapping, and Geosciences will hold meetings September 25, and a summary of these meetings will be presented to the CGSIC plenary session September 26.

The keynote speaker for this year’s plenary session will be the Honorable Andre Hentz, Department of Homeland Security, acting deputy under secretary for science and technology.

Presentations this year include:

  • Operational status and modernization of the GPS constellation of satellites
  • U.S. space-based Position, Navigation and Timing policy
  • GPS augmentation systems
  • Information related to U.S. engagement with other international Global Navigation Satellite Systems as well as a variety of applications of the use of GPS


The full agenda is available here. All CGSIC presentations will be posted online shortly after the meeting ends.


This blog is not a replacement or substitute for the formal posting of regulations and updates or existing processes for receiving formal feedback of the same. Links provided on this blog will direct the reader to official source documents, such as the Federal Register, Homeport and the Code of Federal Regulations. These documents remain the official source for regulatory information published by the Coast Guard.

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