In late 2003, the Government of the Sultanate of Oman granted Arabian Maritime and Navigation Aids Services – AMNAS – a private limited company, the exclusive right and privilege to provide an Aids to Navigation service throughout the Sultanate’s Territorial Waters and Exclusive Economic Zone.

This concession was proclaimed by Royal Decree No: 81/2003. The schedule of fees or navigational dues for the service was reviewed by the Government in 2008. A revised schedule of fees came into force on 1 November 2008.All non-exempted ships with a net registered tonnage of 500 tons or greater who use the Sultanate’s ports and anchorages, are bound legally to pay the fee. Details of navigational dues and why they are levied may be found on the ‘Frequently Asked Questions’ page.

The company has its head office and Workshop in Muscat “Ma’abela Industrial area”. AMNAS has an office in Sohar and Salalah including maintenance facility.

AMNAS activities include, but are not limited to:

  • The efficient operation and planned maintenance of Aids to Navigation (AtoN) equipment and structures such as lighthouses, beacons, Racons and buoys situated along the Sultanate’s 1,709 nautical mile (3,600 kilometre) coastline and offshore islands.
  • Strategic management of the service to ensure that the Sultanate’s AtoN navigational aid network meets the standards set by the International Association of Marine Aids to Navigation and Lighthouse Authorities (IALA), as directed by International Maritime Organization (IMO).
  • Development of Government endorsed plans to enhance and extend the existing network of AtoN with value added features such as differential Global Positioning and GMDSS features to meet both current and future patterns of maritime traffic density.
  • Provision of maritime consultancy and training services.

AMNAS employs dedicated team of Omani administration, operations and technical staff.

Royal Decree No. 81 / 2003

Approving the Aids to Navigation franchise agreement between the Omani Government and Arabian Maritime & Navigation Aids Services LLC (AMNAS).

AtoN Failure Report

Toll Free No


Muscat Office

Al Ma’abela Industrial area
Block number 377
Street number 7767
Building Number 11525
P.O Box : 369 P.C : 122 Ma’abela
Sultanate of Oman.
Tel: +968 24462000, Fax: +968 24462010

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