The parties shall be bound by any customs and usages they have agreed upon and by the customs
and usages established in their commercial relations.
Where there is no agreement to the contrary, the parties shall be deemed, in the commercial
sales contract, to have tacitly accepted the customs and usages they are aware of or ought to
have been aware of, and which, in trade, are widely known and generally accepted by parties to
contracts of the same type in the commercial sector concerned.
Official translation
Spot-checked
In force from 17 April 1997
Source page 55