EX-32.3 13 erpop-20121231xexhibit3232.htm EX-32.3 ERPOP-2012.12.31-Exhibit 32.3 (2)

Exhibit 32.3

ERP Operating Limited Partnership
CERTIFICATION PURSUANT TO
18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002


In connection with the Annual Report of ERP Operating Limited Partnership (the "Operating Partnership”) on Form 10-K for the period ending December 31, 2012 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, David J. Neithercut, Chief Executive Officer of Equity Residential, general partner of the Operating Partnership, certify, pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, that, to the best of my knowledge:


(1)
The Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

(2)
The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Operating Partnership.






/s/ David J. Neithercut
David J. Neithercut
Chief Executive Officer
of Registrant’s General Partner
February 21, 2013