0001193125-08-054170 Sample Contracts

ONEOK PARTNERS, L.P. 2,500,000 Common Units Representing Limited Partner Interests UNDERWRITING AGREEMENT

Underwriting Agreement • March 12th, 2008 • ONEOK Partners LP • Natural gas transmission • New York

• Contract Type
  Underwriting Agreement
• Filed
  March 12th, 2008
• Company
  ONEOK Partners LP
• Industry
  Natural gas transmission
• Jurisdiction
  New York

ONEOK PARTNERS, L.P. 5,400,000 COMMON UNITS REPRESENTING LIMITED PARTNER INTERESTS Form of Common Unit Purchase Agreement

ONEOK Partners LP • March 12th, 2008 • Natural gas transmission • New York

• Company
  ONEOK Partners LP
• Filed
  March 12th, 2008
• Industry
  Natural gas transmission
• Jurisdiction
  New York

This is to confirm the agreement between the Partnership and the Investor concerning the purchase of the Investor Units from the Partnership by the Investor.