IEC 61108


IEC 61108 is a collection of IEC standards for "Maritime navigation and radiocommunication equipment and systems - Global navigation satellite systems ".
The 61108 standards are developed in Working Group 4 of Technical Committee 80 of the IEC.

Sections of IEC 61108

Standard IEC 61108 is divided into seven parts, each relating to a different GNSS system's receiver equipment, performance requirements, methods of testing, and required test results:

IMO Resolutions

The International Maritime Organization has made several resolutions on performance standards of shipborne GNSS receivers, corresponding to the IEC standards for different GNSS constellations and receiver equipment.
On 1 December 2000, the International Maritime Organization adopted three resolutions regarding the performance standards for shipborne GNSS receivers:
  • IMO RESOLUTION MSC.112, corresponding to the IEC 61108-1 test standard
  • IMO RESOLUTION MSC.113, corresponding to the IEC 61108-2 test standard
  • IMO RESOLUTION MSC.114, corresponding to the IEC 61108-4 test standard
On 5 December 2006, a fourth resolution was adopted:
  • IMO RESOLUTION MSC.233, corresponding to the IEC 61108-3 standard
Further resolutions include IMO Resolution A.1046.