option of rounding off the fractions in conformity with the Table inserted in the Regulations of execution[1] mentioned in Article 20 of the present Convention.
Article 11
1.—Prepayment of postage on every description of article can be effected only by means of postage-stamps valid in the country of origin for the correspondence of private individuals. Nevertheless, the reply-halves of post-cards with paid reply bearing postage-stamps of the country which issued these cards are likewise considered as duly prepaid.
2.—Official correspondence relative to the postal service, and exchanged between the Postal Administrations, is alone exempt from this obligation and admitted free.
3.—Correspondence mailed on the high seas in the letter-box of a vessel or by being handed to the captains of vessels may be prepaid by means of the postage-stamps and according to the postage-rates of the country to which said vessel belongs or on which it is dependent. If the mailing on board takes place during the stay of the vessel at one of the two terminal points of the voyage or at one of the intermediate ports of call, prepayment of postage is not valid unless it is effected by means of the postage-stamps and according to the postage-rates of the country in whose waters the vessel happens to be.
Article 12
1.—Each Administration keeps the whole of the sums which it collects in execution of the foregoing Articles 5, 6, 7, 10 and 11, except the payments due for money orders provided by paragraph 2 of Article 7.
2.—Consequently, there is no necessity on this head for any accounts between the several Administrations of the Union, except as regards the payments mentioned in paragraph 1 of the present Article.
3.—Neither the senders nor the addressees of letters and other postal articles can be called upon to pay, either in the country of origin or in that of destination, any postage or any postal fee other than those contemplated by the Articles above-mentioned.
Article 13
1.—Articles of correspondence of every kind are, at the request of the senders, delivered at the residence of the addressees by a special carrier immediately after their arrival, in the countries of the Union which consent to undertake this service in their reciprocal relations.
2.—These articles, which are endorsed "express", are subject to a special charge for delivery at the residence; this charge is fixed at 30 centimes, and must be paid in full and in advance, by the sender, over and above the
- ↑ See footnote 1, p. 188.
