Operations

Laytime

Laytime is the time allowed to a charterer for loading or discharging cargo under a charter party, calculated in days or hours. Exceeding laytime triggers demurrage charges.
22 views 3 min read Operations Terms Updated 23 Mar 2026
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What is Laytime?

Laytime is the period of time agreed in a voyage charter party during which the vessel is placed at the disposal of the charterer for loading or discharging operations, without additional charge to the charterer. Laytime begins running after a valid Notice of Readiness (NOR) is tendered and accepted.

How Laytime is Calculated

Laytime can be expressed in days (e.g., "5 running days"), hours, or as a rate (e.g., "1,000 metric tonnes per day"). The charter party specifies whether laytime runs continuously ("SHINC" — Sundays and Holidays Included) or only during working hours ("SHEX" — Sundays and Holidays Excepted).

Laytime, Demurrage, and Despatch

  • If loading/discharging takes longer than allowed laytime → Demurrage is paid by charterer to ship owner
  • If loading/discharging completes before laytime expires → Despatch may be paid by ship owner to charterer
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Laytime
Laytime is the time allowed to a charterer for loading or discharging cargo under a charter party, calculated in days or hours. Exceeding laytime triggers demurrage charges.
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