Page 1 August 3, 1999 Mr. Le Duc Thuy Deputy Governor State Bank of Vietnam Hanoi, Vietnam Re: Credit No. 3211 -VN (Three Cities Sanitation Project) List of Participating Countries Excellency: We refer to the Development Credit Agreement (Three Cities Sanitation Project) between the Socialist Republic of Vietnam (the Borrower) and the International Development Association (the Association). Pursuant to Resolution No. IDA 183 of the Board of Governors of the Association, and more particularly, to the definition of “Participating Countries� to be found in Section 1.01 (a) of the Development Credit Agreement, we have to inform you that, for purposes of the Agreement, the following countries are not “Participating Countries� and, therefore, not eligible to supply goods and services under the Credit: the Bahamas, Bahrain, Barbados, Brunei Darussalam, Cyprus, Kuwait, Qatar, Singapore, and the United Arab Emirates. This list of ineligible countries is in addition to the list of ineligible countries under paragraphs 1.6 and 1.8 of the “Guidelines for Procurement under IBRD Loans and IDA Credits� published by the Bank in January 1995 and revised in January and August 1996, September 1997, and January 1999. Yours sincerely, INTERNATIONAL DEVELOPMENT ASSOCIATION By /s/ Andrew Steer Authorized Representative CONFIRMED: SOCIALIST REPUBLIC OF VIETNAM By /s/ Le Duc Thuy Authorized Representative Date: August 3, 1999