THE CORPORATE LIBRARY

Related Party Transactions and Outside Related Director Information

Noble Corporation (NE)

3/20/2006 Proxy Information

Subsidiaries of the Company received an aggregate of approximately $64.8 million in 2005 from Kerr-McGee Corporation (or its subsidiaries) for contract drilling services performed by the Company’s subsidiaries in the ordinary course of business. The drilling contracts for such services were negotiated and entered into under competitive marketplace conditions. The Company believes that these transactions during 2005 were on terms that were reasonable and in the best interests of the Company.

In making its determination that Mr. Corbett qualifies as an “independent” director, the Board considered these transactions and determined that they did not disqualify Mr. Corbett for reasons including the competitive marketplace conditions and the arm’s-length nature under which the drilling contracts were entered.

3/18/2005 Proxy Information

Subsidiaries of the Company received an aggregate of approximately $44.3 million in 2004 from Kerr-McGee Corporation (or its subsidiaries) for contract drilling services performed by the Company’s subsidiaries in the ordinary course of business. The drilling contracts for such services were negotiated and entered into under competitive marketplace conditions. The Company believes that these transactions during 2004 were on terms that were reasonable and in the best interests of the Company.

In making its determination that Mr. Corbett qualifies as an “independent” director, the Board considered these transactions and determined that they did not disqualify Mr. Corbett for reasons including the competitive marketplace conditions and the arm’s-length nature under which the drilling contracts were entered.

Mr. Corbett has served as Chairman and Chief Executive Officer of Kerr-McGee Corporation since May 1999. Subsidiaries of the Company received an aggregate of approximately $44.3 million in 2004 from Kerr-McGee Corporation (or its subsidiaries) for contract drilling services performed by the Company’s subsidiaries in the ordinary course of business. The drilling contracts for such services were negotiated and entered into under competitive marketplace conditions. The Company believes that these transactions during 2004 were on terms that were reasonable and in the best interests of the Company.

3/12/2004 Proxy Information

Subsidiaries of the Company received an aggregate of approximately $62.5 million in 2003 from Kerr-McGee Corporation (or its subsidiaries) for contract drilling services performed by the Company’s subsidiaries in the ordinary course of business. The drilling contracts for such services were negotiated and entered into under competitive marketplace conditions. The Company believes that these transactions during 2003 were on terms that were reasonable and in the best interests of the Company.

In making its determination that Mr. Corbett qualifies as an “independent” director, the Board considered these transactions and determined that they did not disqualify Mr. Corbett for reasons including the competitive marketplace conditions and the arm’s-length nature under which the drilling contracts were entered.

3/17/2003 Proxy Information

Mr. Day and Mr. Campbell both serve as executive officers of certain wholly owned subsidiaries of the Company. However, Mr. Day's and Mr. Campbell's compensation is set solely by the compensation committee of our board of directors, and they receive no additional compensation for performing duties as executive officers or directors of these subsidiaries.