3318 INTERNATIONAL AGREEMENTS OTHER THAN TREATIES [62 STAT. TITLE II. General Regulations. SOLE CHAPTER. ARTICLE 28. Freedom of transit. 1. Freedom of transit is guaranteed throughout the entire territory of the Union. Limitation. 2. Freedom of transit for parcel post to be sent by the land and sea routes is limited to the territory of countries participating in that service. Air-mail parcels 3. Freedom of transit for air-mail parcels is guaranteed throughout the entire territory of the Union. However, the Administrations which have not adhered to the Agreement concerning parcel post may not be obliged to participate in the transmission of air-mail parcels by the land and sea routes. . . D. pa. 4. The Administrations which have adhered to the Agreement con- cerning parcel post are obliged to assure the transit of C. O . D . parcels, even if they do not accept such parcels in their service or if the amount to be collected exceeds the maximum fixed for their own traffic.' Insured articles. 5. Insured articles may be sent in transit in closed mails through the territory of countries which do not provide such service, or by maritime services where responsibility for insured articles is not ac- cepted by the countries, but the responsibility of those countries is limited to that prescribed for registered articles. ARTICLE 29. Prohibitionagainstunauthorizedcharges. It is forbidden to collect postal charges of any kind whatever other than those prescribed by the Convention and Agreements. ARTICLE 30. Temporary suspension of services. When, as a result of exceptional circumstances, an Administration finds itself obliged to suspend the execution of services temporarily, in whole or in part, it is bound to give notice thereof immediately, by telegraph if necessary, to the Administration or Administrations concerned. ARTICLE 31. Monetary standard. The franc used as the monetary unit in the provisions of the Con- vention and Agreements is the gold franc of 100 centimes weighing 10/31 of a gram and having a fineness of 0.900 . I Transfer of $ 7 of Article 29 of the Buenos Aires Agreement concerning Parcel Post.
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