EXHIBIT 4.3(i) ---------------------------------------------------------------- ---------------- SEMCO ENERGY, INC. TO BANK ONE TRUST COMPANY, NATIONAL ASSOCIATION Trustee FIRST SUPPLEMENTAL INDENTURE Dated as of 2000 -------- SERIES A % SUBORDINATED...First Supplemental Indenture • March 22nd, 2000 • Semco Capital Trust Iii • Natural gas distribution
EXHIBIT 4.16Guarantee Agreement • November 30th, 1999 • Semco Capital Trust Iii • Natural gas distribution • New York
TO NBD BANK Trustee Indenture Dated as of October 23, 1998 Senior Debt SecuritiesIndenture • April 11th, 2005 • Semco Capital Trust Iii • Natural gas distribution • New York
TRUST AGREEMENT OF SEMCO CAPITAL TRUST IIITrust Agreement • November 30th, 1999 • Semco Capital Trust Iii • Natural gas distribution • Delaware
EXHIBIT 4.3Indenture • November 30th, 1999 • Semco Capital Trust Iii • Natural gas distribution • New York
1 EXHIBIT 4.12Trust Agreement • November 30th, 1999 • Semco Capital Trust Iii • Natural gas distribution • Delaware
EXHIBIT 4.23Agreement as to Expenses and Liabilities • March 22nd, 2000 • Semco Capital Trust Iii • Natural gas distribution • Michigan
