The Oil Record Book must be maintained onboard the vessel for __________.
Official USCG Answer & Rule Citation
Correct Answer: Option D — not less than 3 years and be readily available for inspection
MARPOL Annex I, Regulation 17, mandates that the Oil Record Book be maintained on board for at least three years after the last entry. It must be readily available for inspection by port state control or flag state authorities to verify compliance with discharge and transfer regulations.
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