to continue Maritime New Zealand; and

to enable the implementation of New Zealand’s obligations under international maritime agreements; and

to ensure that participants in the maritime transport system are responsible for their actions; and

to consolidate and amend maritime transport law; and

to protect the marine environment; and

to continue, or enable, the implementation of obligations on New Zealand under various international conventions relating to pollution of the marine environment; and

to regulate maritime activities in New Zealand and New Zealand waters; and

to regulate maritime activities and the marine environment in the exclusive economic zone and on the continental shelf as permitted under international law