A bill to authorize a contribution by the United States to the Tin Buffer Stock established under the Fifth International Tin Agreement.

Authorizes the President to contribute up to 5,000 long tons of tin to the Tin Buffer Stock established under the Fifth International Tin Agreement. Authorizes the Administrator of the General Services Administration to transfer to the International Tin Council an amount of tin specified by the President. Specifies disposition procedures for any proceeds or amount of tin accruing to the United States as a result of the Tin Buffer Stock.