Definition(s)
Onboard Conditions
Onboard conditions mean that an engine is:
1 installed on board and coupled with the actual equipment which is driven by the engine; and
2 under operation to perform the purpose of the equipment.
Source: Resolution MEPC.177(58), amendments to the Technical Code on Control of Emission of Nitrogen Oxides from Marine Diesel Engines, 10 October 2008, International Maritime Organization. Regulatory Guidance