Protocol to the Agreement on the Prevention of Incidents at Sea
The Government of the United States of America and the Government of the Union of Soviet Socialist Republics, herein referred to as the Parties,
Having agreed on measures directed to improve the safety of navigation of the ships of their respective armed forces on the high seas and flight of their military aircraft over the high seas,
Recognizing that the objectives of the Agreement may be furthered by additional understandings, in particular concerning actions of naval ships and military aircraft with respect to the non-military ships of each Party,
Further agree as follows:
The Parties shall take measures to notify the non-military ships of each Party on the provisions of the Agreement directed at securing mutual safety.
Ships and aircraft of the Parties shall not make simulated attacks by aiming guns, missile launchers, torpedo tubes and other weapons at non-military ships of the other Party, nor launch nor drop any objects near non-military ships of the other Party in such a manner as to be hazardous to these ships or to constitute a hazard to Navigation.
This Protocol will enter into force on the day of its signing and will be considered as an integral part of the Argument between the Government of the United States of America and the Government of the Union of Soviet Socialist Republics on the Prevention of Incidents On and Over the High Seas which was signed in Moscow on May 25, 1972.
DONE on the 22nd of May, 1973 in Washington, in two copies, each in the English and the Russian language, both texts having the same force.
FOR THE GOVERNMENT OF THE UNITED STATES OF AMERICA:
Vice Admiral, U.S. Navy
FOR THE GOVERNMENT OF THE UNION OF SOVIET SOCIALIST REPUBLICS: