The Contracting Parties have concluded the present Convention with a view to improving the regulation of frontier traffic and grazing between the two countries. Annex I sets forth the list of the Communes which shall be considered as "frontier zones" and to which the provisions hereby established shall apply. Article 2 concerns agricultural and forestry traffic. Frontier inhabitants having their agricultural and forestry undertakings in the frontier zone of one of the two States and engaging in cultivation or forestry on lands situated in the contiguous frontier zone of the other State may drive or convey from their homes or undertakings to the said lands and vice versa free of custom duties and any other tax or impost, among others: (a) livestock required for work or driving to daily pasture; (b) vehicles and machinery used for agricultural and forestry; (c) plant protection preparations; (d) seeds; (e) fodder intended for livestock feeding. Paragraph 2 of article 2 specifies the products the import and export of which shall be exempt from duties, taxes or imposts as well, including: (a) raw agricultural and forest produce harvested on the lands referred to above; (b) products obtained from livestock during their sojourn on the said lands; (c) carcases. Articles 4 and 5 list out the articles which shall be free of duty, in either direction, on permanent and temporary imports and exports respectively. Article 6 concerns long-term grazing. The competent customs authorities of both Contracting Parties are empowered under article 11 to undertake the necessary control measures. Article 12 establishes the Permanent Mixed Commission on Frontier Traffic. Annex II contains the specimen of the certificate for the import of agricultural and forestry produce.