The California Air Resources Board (CARB) adopted the ‘Fuel Sulfur and Other Operational Requirements for Ocean-Going Vessels within California Waters and 24 Nautical Miles of the California Baseline’ (OGV Fuel Regulation) in 2008. CARB reminds vessel owners and operators that the requirements under the OGV Fuel Regulation are still in effect.
As the Standard Club informs, this regulation requires the use of cleaner-burning low sulphur marine distillate fuels by vessel main engines, auxiliary...
https://safety4sea.com/scrubbers-not-allowed-within-24nm-of-the-californian-coastline/