Exhibit 4.7 WHEN RECORDED MAIL TO: Gerald L. Waters Union Electric Company 1901 Chouteau Avenue St. Louis, MO 61303 Executed in 35 Counterparts, No. 35 SUPPLEMENTAL INDENTURE DATED FEBRUARY 1, 2004 UNION ELECTRIC COMPANYIndenture • May 10th, 2004 • Ameren Corp • Electric & other services combined
Contract Type FiledMay 10th, 2004 Company Industry
TOIndenture • May 10th, 2004 • Ameren Corp • Electric & other services combined
Contract Type FiledMay 10th, 2004 Company Industry
TOIndenture • May 10th, 2004 • Ameren Corp • Electric & other services combined
Contract Type FiledMay 10th, 2004 Company Industry
TOIndenture • May 10th, 2004 • Ameren Corp • Electric & other services combined
Contract Type FiledMay 10th, 2004 Company Industry
TOIndenture • May 10th, 2004 • Ameren Corp • Electric & other services combined
Contract Type FiledMay 10th, 2004 Company Industry
and THE CHASE MANHATTAN BANK as TrusteeIndenture • May 11th, 1999 • General Electric Capital Corp • Personal credit institutions • New York
Contract Type FiledMay 11th, 1999 Company Industry Jurisdiction