As already advised in ClassNK Technical Information No. TEC-0687 dated 14 December 2006, fuel oils used onboard ships will be newly regulated by the State of California, USA (hereafter referred to as "CA") in its territorial waters. This ClassNK Technical Information provides a summary of the new regulation on fuel oil controls by CA within its territorial waters.

Fuel Oil Controls by CA
The following requirements are specified in Section 2299.2, Title 13 and Section 93118.2, Title 17, California Code of Regulations.

1. The following fuel oils shall be used by main (propulsion) diesel engines, auxiliary diesel engines (including diesel-electric) and auxiliary boilers installed on "Ocean-going vessel"(1) while these engines are operating within Regulated California Water ("Regulated California Water" is a zone off California's coast that is approximately 24 nautical miles offshore starting at the California-Oregon border and ending at the California-Mexico border.)