EXHIBIT 4.20 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE dated as of March 27, 2000 (this "SUPPLEMENTAL SENIOR SUBORDINATED NOTE INDENTURE") among P&L Coal Holdings Corporation, a Delaware corporation (the "Company"), each Senior...Supplemental Indenture • May 13th, 2002 • Peabody Energy Corp • Bituminous coal & lignite surface mining • New York
i) the principal of and interest on the Senior Subordinated Notes will be promptly paid in full when due, whether at maturity, by acceleration, redemption or otherwise, and interest on the overdue principal of and interest on the Senior Subordinated...Senior Subordinated Note Indenture • May 13th, 2002 • Peabody Energy Corp • Bituminous coal & lignite surface mining • New York
i) the principal of and interest on the Senior Notes will be promptly paid in full when due, whether at maturity, by acceleration, redemption or otherwise, and interest on the overdue principal of and interest on the Senior Notes, if any, if lawful,...Senior Note Indenture • May 13th, 2002 • Peabody Energy Corp • Bituminous coal & lignite surface mining • New York
EXHIBIT 4.17 FOURTH SUPPLEMENTAL SENIOR NOTE INDENTURE FOURTH SUPPLEMENTAL SENIOR NOTE INDENTURE (this "SUPPLEMENTAL SENIOR NOTE INDENTURE"), dated as of February 16, 2000 among Peabody Natural Gas, LLC, a Delaware limited liability company (the...Fourth Supplemental Senior Note Indenture • May 13th, 2002 • Peabody Energy Corp • Bituminous coal & lignite surface mining • New York
W I T N E S S E T HFifth Supplemental Indenture • May 13th, 2002 • Peabody Energy Corp • Bituminous coal & lignite surface mining • New York
WITNESSETHFourth Supplemental Senior Subordinated Note Indenture • May 13th, 2002 • Peabody Energy Corp • Bituminous coal & lignite surface mining • New York
