The International Convention to Facilitate the Importation of Commercial Samples and Advertising Material is a 1952 United Nations multilateral treaty.
States that ratify the treaty agree to allow product samples and advertising material into the county duty-free.
[1] The Convention allows the duty-free importation of commercial samples that are determined to be of "negligible value".
It also allows the duty-free importation of advertising material such as catalogues, price lists, and trade notices.
Carnets for Commercial Samples which entered into force on 3 October 1957 and then virtually superseded by the Customs Convention on the A.T.A.