(a) Original Proceeding

• Claimant(s)/Nationality(ies): (i)
  Waste Management, Inc. (U.S.)
• Respondent(s):
  United Mexican States (Mexican)
• Date Registered:
  September 27, 2000
• Date of Constitution of Tribunal:
  April 30, 2001

Composition of Tribunal

• President:
  James R. CRAWFORD (Australian) - Appointed by the Secretary-General
• Arbitrators:
  Eduardo MAGALLÓN GÓMEZ (Mexican) - Appointed by the Respondent(s)
  Benjamin R. CIVILETTI (U.S.) - Appointed by the Claimant(s)

Initial Composition of Tribunal

• President:
  James R. CRAWFORD (Australian)
• Arbitrators:
  Guillermo AGUILAR-ALVAREZ (Mexican)
  Benjamin R. CIVILETTI (U.S.)
• Reconstituted:
  December 14, 2001: Eduardo MAGALLÓN GÓMEZ (Mexican) appointed following the resignation of Guillermo AGUILAR-ALVAREZ (Mexican)

Party Representatives

• Claimant(s):
  Baker & Botts, Washington, D.C., U.S.A.
  J. Patrick Berry, Jay L. Alexander and Richard C. King, Washington, D.C., U.S.A.
• Respondent(s):
  Dirección General de Consultoría, Jurídica de Negociaciones Comerciales, Subsecretaría de Negociaciones Comerciales Internacionales, Secretaría de Economía, Mexico City, Mexico
• Language(s) of Proceeding:
  English,Spanish
• Status of Proceeding:
  Concluded
• Outcome of Proceeding:
  Award rendered on April 30, 2004.