10,000,000 Common Units REGENCY ENERGY PARTNERS LP Representing Limited Partner Interests UNDERWRITING AGREEMENTUnderwriting Agreement • October 13th, 2011 • Regency Energy Partners LP • Crude petroleum & natural gas • New York
Barclays Capital Inc. Merrill Lynch, Pierce, Fenner & Smith Incorporated Credit Suisse Securities (USA) LLC J.P. Morgan Securities LLC Morgan Stanley & Co. LLC UBS Securities LLC Wells Fargo Securities, LLC, As Representatives of the several Underwriters named in Schedule 1 hereto, c/o Barclays Capital Inc. 745 Seventh Avenue New York, New York 10019
