CA Pub Res Code Section 72441

(a)

This division does not apply to either of the following:

(1)

A large passenger vessel or oceangoing ship that operates in the marine waters of the state solely in innocent passage.

(2)

Discharges made for the purpose of securing the safety of the large passenger vessel or oceangoing ship or saving life at sea, if reasonable precautions are taken for the purpose of preventing or minimizing the discharge.

(b)

For the purposes of this section, a large passenger vessel or oceangoing ship is engaged in innocent passage if its operation in the marine waters of the state would constitute innocent passage under either the Convention on the Territorial Sea and Contiguous Zone, dated April 29, 1958, or the United Nations Convention on the Law of the Sea, dated December 10, 1982.