News & Announcements – G-B INTERNATIONAL

Issuance of Marine Notice No. 02/2026 on the Implementation of SOLAS Chapter II-1, Regulation 3-13 – Lifting Appliances and Anchor Handling Winches

The Guinea-Bissau International Ships Registry (G-B ISR) announces the issuance of Marine Notice No...

May 6, 2026

Issuance of IMO Technical Service Circular No. 02/2026 on Safeguarding Flag State Integrity

The Guinea-Bissau International Ships Registry (G-B ISR) has issued Technical Service Circular No....

April 16, 2026

GB ISR – Easter Holiday Notice

On the occasion of the upcoming Orthodox Easter, the Guinea-Bissau International Ships Registry (G-...

April 9, 2026

Marine Notice 01/2026, 05-03-2026: Subject: “Heightened Maritime Security Risk – Strait of Hormuz, Arabian Gulf, Gulf of Oman and Adjacent Sea Areas”

The Guinea-Bissau International Ships Registry (GB ISR) announces the issuance of Marine Notice No....

March 30, 2026

Office Closure – Clean Monday (23 February 2026)

We would like to inform you that the offices of the Guinea-Bissau International Ships Registry (G-B...

February 20, 2026

INFO BULLETIN 02/2026: GB ISR Awards Recognized Organization (RO) Authorization to Isthmus Bureau of Shipping (IBS)

The International Ships Registry of Guinea-Bissau (G-B ISR) is pleased to announce the formal concl...

February 16, 2026

INFO BULLETIN Nr.01/2026, 12/01/2026 Subject: New Year’s Statement of the General Ships Registrar Guinea-Bissau International Ships Registry

The Guinea-Bissau International Ships Registry (GB ISR) enters the New Year marking the successful...

January 16, 2026

Marine Circular Nr. 01/2026, 15/01/2026Subject: “Revision of the Declaration of Maritime Labour Compliance (DMLC) – Part I – Introductionof Revised DMLC Part I (Rev. 02) and Validity Period”

We are pleased to announce that the International Ships Registry of Guinea-Bissau (GB ISR) has issu...

January 16, 2026

Christmas Message – Seasonal Greetings from GB ISR

The Guinea-Bissau International Ships Registry (GB ISR) extends its warmest wishes to all our custo...

December 19, 2025

GB ISR Issues IMO Technical Service Circular TSC 02-2025 on Revised IMO Counter Piracy Guidance

The Guinea-Bissau International Ships Registry (GB ISR) has issued Technical Service Circular TSC 0...

October 10, 2025

Marine Notice No. 06/2025 – Updated List of Recognized P&I Clubs and Insurers

The Guinea-Bissau International Ships Registry (G-B ISR) has issued Marine Notice No. 06/2025, prov...

October 8, 2025

Issuance of Marine Notice No. 05/2025

The Guinea-Bissau International Ships Registry (G-B ISR) has issued Marine Notice No. 05/2025, date...

October 1, 2025

Issuance of Info Bulletin Nr.07/2025 – 17/09/2025: GB ISR Hosts IMO IMSAS Audit in Piraeus

The Guinea-Bissau International Ships Registry successfully hosted the IMO IMSAS Audit at its Pirae...

September 18, 2025

Notification on the Issuance of Marine Notice 04/2025 – Policy for Appointment of Flag State Inspectors / Surveyors

The Guinea-Bissau International Ships Registry (G-B I.S.R.) has issued Marine Notice 04/2025, estab...

August 27, 2025

Notification on the issuance of Marine Notice 03/2025: Records Management Policy of the G-B I.S.R. for Flag State Functions

The Guinea-Bissau International Ships Registry (G-B I.S.R.) has issued Marine Notice 03/2025, estab...

August 5, 2025

Official Publication: G-B I.S.R. Maritime Strategy for Flag State Implementation of IMO Instruments

The Guinea-Bissau International Ships Registry (G-B I.S.R.) is pleased to announce the official rel...

July 14, 2025

New Marine Notice Issued (No. 01/2025) – Advancing IMO Compliance & Transparency

The Guinea-Bissau International Ships Registry (GB ISR) is pleased to announce the issuance of Mari...

July 7, 2025

New Info Bulletin – Accreditation of the Permanent Mission of Guinea-Bissau to the IMO

The Guinea-Bissau International Ships Registry (G-B ISR) is pleased to announce the publication of...

June 12, 2025