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Rh setting forth that the measures for the destruction of rats have been efficacious and indicating the reasons why these measures have been applied.

XXVI. Ships infected with cholera are to be subjected to the following regulations:
 * 1. Medical visit (Inspection).

2. The sick are to be immediately disembarked and isolated.

3. Other persons ought also to be disembarked, if possible, and subjected, dating from the arrival of the ship, to an observation, the duration of which shall not exceed five days.

4. Soiled linen, wearing apparel, and personal effects of crew and passengers which, in the opinion of the sanitary authority of the port, are considered as infected, are to be disinfected.

5. The parts of the ship which have been inhabited by persons sick with cholera, or which are considered by the sanitary authority as infected are to be disinfected.

6. The bilge-water is to be discharged after disinfection. The sanitary authority may order the substitution of good potable water for that which is contained in the tanks on board.

The discharge or throwing overboard into the water of a port, of dejecta, shall be forbidden unless they have been previously disinfected.

XXVII. Ships suspected of cholera are to be subjected to measures prescribed under Nos. 1, 4, 5 and 6 of Article XXVI.

The crew and passengers may be subjected to an observation which should not exceed five days, to date from the arrival of the ship. It is recommended during the same time to prevent the debarkation of the crew except for reasons of duty.

XXVIII. Ships indemne of cholera are to be admitted to free pratique immediately, whatever may be the nature of their bill of health.

The only regulations which the sanitary authority of a port may prescribe in their case are the measures provided in Nos. 1, 4 and 6 of Article XXVI.

The crews and passengers may be submitted, in order to show their state of health, to an observation, which should not exceed five days to be computed from the date when the ship sailed from the infected port.

It is recommended that during the same time the debarkation of the crew be forbidden except for reasons of duty.

Competent authority at the port of arrival may always demand, under oath, a certificate from the ship's surgeon, or, in the absence of a surgeon, from the captain, setting forth that there has not been a case of cholera upon the ship since sailing.

XXIX. Competent authority will take account, in order to apply the measures indicated in Articles XXI to XXVIII, of the presence of a physician on board and a disinfecting apparatus in ships of the three categories mentioned above.