The time limit for acceptance set by the offeror in a telegram or a letter shall begin to run from
the day the offer is sent, as evidenced by the stamp of the Postal Services.
The time limit for acceptance set by the offeror by telephone, telex, telefax or any other method
of instantaneous communication shall begin to run from the time the offeree receives the offer.
Official translation
Spot-checked
In force from 17 April 1997
Source page 56