Section 6 prohibits the dumping of any wastes or other matter into coastal waters from any vessel, aircraft, or platform, otherwise than in accordance with a permit, whereas section 7 prohibits the dumping of vessels, aircraft and platforms. Section 8 prohibits the loading on vessels and aircraft of waste for the purpose of being dumped into the sea or being incinerated at sea otherwise than in accordance with a permit. Section 12 contains rules relative to the incineration at sea. Where: (a) wa