For sea transport wastes which are dangerous goods must be transported in accordance with the provisions of IMDG Code
Transboundary movement of waste is governed by “Basel Convention on the Control of Transboundary Movements of Hazardous Wastes and their Disposal (1989)”.
Before commencement of movement of waste from one country to another, competent authority of the origin country must sent notification to competent authority of country of destination. All parties involved, origin, destination and transit countries, shall approve the movement.
Together with dangerous goods declaration a waste movement document must also accompany the consignment.
Wastes which are not dangerous goods according to IMDG Code but covered under the Basel Convention may be transported under the class 9 entries for ENVIRONMENTALLY
HAZARDOUS SUBSTANCE, LIQUID, N.O.S., UN 3082, or ENVIRONMENTALLY HAZARDOUS SUBSTANCE, SOLID, N.O.S., UN 3077.