GENCON 2022 Clause 10(a) — Sundays and holidays, unless used

On SHEX terms a Sunday or holiday is excepted from laytime, but time actually used on that day counts. The engine treats this exactly as GENCON 94's SHEX unless used: evidence that operations were running is what makes the time count.

Source: Standard charter-party form (GENCON 2022). General reference information about a standard charter-party form — not legal advice.