Exhibit 99.1 INTERNATIONAL TRANSMISSION COMPANY 6.125% FIRST MORTGAGE BONDS, SERIES C, DUE MARCH 31, 2036 PURCHASE AGREEMENTITC Holdings Corp. • March 30th, 2006 • Electric services • New York
Company FiledMarch 30th, 2006 Industry Jurisdiction
AMENDMENT NO. 1ITC Holdings Corp. • March 30th, 2006 • Electric services • New York
Company FiledMarch 30th, 2006 Industry Jurisdiction
AMENDMENT NO. 1ITC Holdings Corp. • March 30th, 2006 • Electric services • New York
Company FiledMarch 30th, 2006 Industry Jurisdiction
EXHIBIT 4.9 =================================================================== ============= SECOND AMENDMENT TO SECOND SUPPLEMENTAL INDENTURE INTERNATIONAL TRANSMISSION COMPANYITC Holdings Corp. • March 30th, 2006 • Electric services • New York
Company FiledMarch 30th, 2006 Industry Jurisdiction
EXHIBIT 4.10 THIRD SUPPLEMENTAL INDENTURE INTERNATIONAL TRANSMISSION COMPANYITC Holdings Corp. • March 30th, 2006 • Electric services • New York
Company FiledMarch 30th, 2006 Industry Jurisdiction