Встречается в следующем контексте:
It is clear and agreed that we shall till now entitled to consider such communication as true and valid for discharging guarantee.

и далее
Each partial discharge of the guarantee amount will be communicated to you by DHL and whether after ten working days from the date of forwarding the communication, we will not receive any contention from you, the above-mentioned guarantee will be considered automatically and proportionally discharged.