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Other Services
Approved Service Suppliers
DEMONSTRATING STANDARDS FOR SUPPLIERS SUPPORTING ACTIVITIES
The Service Suppliers Register of INSB Class is comprised of companies that possess the necessary qualifications and quality certifications to deliver inspection and verification services associated with ship’s classification, onboard operational and safety equipment.

PROCESS FOR APPROVAL OF SERVICE SUPPLIERS
INSB Class maintains a register of approved Service Suppliers who deliver inspection and/or verification services relevant to ship’s classification, operational and safety equipment on board the vessel.
Approval of such Service Suppliers and issue of the corresponding INSB Document of Approval (DOA) is governed by the INSB Class corporate quality procedure and relevant provisions.
The INSB Class register of approved Service Suppliers encompasses (but not limited to) the below categories:
- Ultrasonic thickness measurements of ship’s hull structures
- Ultrasonic tightness testing of hatches
- Non-destructive testing for projects/units
- In-water survey of ships
- Survey & maintenance of fire extinguishing equipment
- Service of inflatable liferafts, lifejackets and other safety equipment
- Survey and maintenance of ship’s radio equipment survey
- Service and testing of voyage data recorder
- Inspection and testing of navigational equipment and systems on board ships
The validity of the INSB Class | Document of Approval (DOA) is annual, subject to renewal procedure.
OTHER ACCEPTANCE CONDITIONS
Apart from the regular approval procedure, following categories of Service Suppliers can be accepted by INSB Class for certain cases:
- Companies or individuals holding a valid Document of Approval issued by a Non-IACS Recognized Organization provided that the issuing Organization is recognized by the Ship’s Flag Administration,
- Companies or individuals holding a valid Document of Approval issued by the vessel’s Flag Administration,
- Companies or individual persons holding a valid Document of Approval or Document of Acceptance issued by the Greek Flag Administration, unless otherwise is regulated by the vessel’s Flag Administration.
Approved Service Suppliers Register on line