CII - Required Line by Year

Required CII for a given ship-type and year - the benchmark used in the A-E rating thresholds.

CIIRequiredMEPC.336

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This calculator requires JavaScript to compute its result. The formula, symbols, and regulatory sources are shown in the Formula section below.

Formula, assumptions, and limits

\text{CII}_{req} = a \cdot DWT^{-c} \cdot (1 - Z)

Symbol	Meaning	Unit
$a, c$	Ship-type coefficients
$Z$	Reduction factor

Source: MEPC.337(76), MEPC.338(76)

Required CII for a given ship-type and year - the benchmark used in the A-E rating thresholds.