The acceptance of an offer shall take effect from the time when the offeror receives notice of
acceptance.
The acceptance shall not take effect where the offeror does not receive the notice of acceptance
within the time limit stipulated by him or, where this is not stipulated, within a reasonable time
limit considering the circumstances of the transaction and the method of communication used
by the offeror.
An oral offer shall be accepted forthwith unless from the circumstances the contrary is implied.
Official translation
Spot-checked
In force from 17 April 1997
Source page 56