EXHIBIT 1(a) ANADARKO PETROLEUM CORPORATION (A DELAWARE CORPORATION) DEBT SECURITIES 2001 UNDERWRITING AGREEMENT (STANDARD PROVISIONS) To the Representatives of the several Underwriters named in the respective Terms Agreements hereinafter described....Terms Agreement • March 13th, 2001 • Anadarko Petroleum Capital Trust Iii • Crude petroleum & natural gas • New York
Contract Type FiledMarch 13th, 2001 Company Industry Jurisdiction
INDENTURE DATED AS OF ------------------ SUBORDINATED DEBT SECURITIES --------- ----------------------------------------------------------------------- ------- ------------------------------------------------------------------------- 2Anadarko Petroleum Capital Trust Iii • February 21st, 2001 • Crude petroleum & natural gas • New York
Company FiledFebruary 21st, 2001 Industry Jurisdiction
AND THE BANK OF NEW YORK TRUSTEE INDENTUREAnadarko Petroleum Capital Trust Iii • March 13th, 2001 • Crude petroleum & natural gas • New York
Company FiledMarch 13th, 2001 Industry Jurisdiction
ANDIndenture • February 21st, 2001 • Anadarko Petroleum Capital Trust Iii • Crude petroleum & natural gas • New York
Contract Type FiledFebruary 21st, 2001 Company Industry Jurisdiction
DECLARATION OF TRUST OF ANADARKO PETROLEUM CAPITAL TRUST IAnadarko Petroleum Capital Trust Iii • February 21st, 2001 • Crude petroleum & natural gas
Company FiledFebruary 21st, 2001 Industry