Design Approval
Design Approval (DA) is to certify for the manufacturers that the drawings and documents specifying the particulars, construction, dimensions and materials of equipment for marine use may be dealt with as the standard design by conducting the approval of these drawings in advance, based on the requirements of Seagoing Ship Rules and other technical rules.



Design Approval
Documents/Data to be submitted
- Documents/Data for approval:
- Product specifications
- All product details, catalogues, data sheets, calculations and functional descriptions, parts list, etc. (if any)
- Application and operational limitation
- Drawings showing the interaction between the main components. (if any)
- Name and version No of software to be installed and Quality Assurance Plan (if any)
- Installation and operation manual (if necessary)
- Marking methods
Our Services
Design Approval
Design Approval (DA) is to certify for the manufacturers that the drawings and documents specifying the particulars, construction, dimensions and materials of equipment for marine
Manufacturing Process Approval
Manufacturing Process Approval (MPA) is, on condition that the uniform quality of the products can be assured, to certify for the manufacturers that the manufacturing process complies with the equirements in the Rules for Materials and/or the relevant standards
Type Approval
Type Approval (TA) is to certify for the manufacturers of the materials and equipment for marine use that the materials and equipment comply with the provisions for the type approved products in the Guidance