# **EXHIBIT 31.1**

# **CERTIFICATION**

I, StevenRoth, certify that:

1.     I have reviewed this AnnualReport on Form 10-K/A (Amendment No. 1) of Vornado Realty L.P.;

2.     Based on my knowledge, thisreport does not contain any untrue statement of a material fact or omit tostate a material fact necessary to make the statements made, in light of thecircumstances under which such statements were made, not misleading withrespect to the period covered by this report;

3.     Based on my knowledge, thefinancial statements, and other financial information included in this report,fairly present in all material respects the financial condition, results ofoperations and cash flows of the registrant as of, and for, the periodspresented in this report;

4.     The registrant’s other certifyingofficer(s) and I are responsible for establishing and maintaining disclosurecontrol and procedures (as defined in Exchange Act Rules 13a‐15(e)and 15d‐15(e)) and internal control over financial reporting (as definedin Exchange Act Rules 13a-15(f) and 15d-15(f)) for the registrant and have:

a)    Designed such disclosure controls and procedures, or caused suchdisclosure controls and procedures to be designed under our supervision, toensure that material information relating to the registrant, including itsconsolidated subsidiaries, is made known to us by others within those entities,particularly during the period in which this report is being prepared;

b)    Designed such internal control over financial reporting, orcaused such internal control over financial reporting to be designed under oursupervision, to provide reasonable assurance regarding the reliability offinancial reporting and the preparation of financial statements for externalpurposes in accordance with generally accepted accounting principles;

c)     Evaluated the effectiveness of the registrant’s disclosurecontrols and procedures and presented in this report our conclusions about theeffectiveness of the disclosure controls and procedures, as of the end of theperiod covered by this report based on such evaluation; and

d)    Disclosed in this report any change in the registrant’s internalcontrol over financial reporting that occurred during the registrant’s mostrecent fiscal quarter (the registrant’s fourth fiscal quarter in the case of anannual report) that has materially affected, or is reasonably likely tomaterially affect, the registrant’s internal control over financial reporting;and

5.     The registrant’s othercertifying officer and I have disclosed, based on our most recent evaluation ofinternal control over financial reporting, to the registrant’s auditors and theaudit committee of the registrant’s board of directors (or persons performingthe equivalent functions):

a)    All significant deficiencies and material weaknesses in the designor operation of internal control over financial reporting which are reasonablylikely to adversely affect the registrant’s ability to record, process,summarize and report financial information; and

b)    Any fraud, whether or not material, that involves management orother employees who have a significant role in the registrant’s internalcontrol over financial reporting.

 

|   | March 27, 2015                                                                                                             |   |
|--------|----------------------------------------------------------------------------------------------------------------------------|--------|
|   |                                                                                                                       |   |
|   | /s/ Steven  Roth                                                                                                           |   |
|   | Steven Roth                                                                                                                |   |
|   | Chairman of the Board and Chief  Executive Officer

of Vornado Realty Trust, sole  General Partner of

Vornado Realty L.P. |   |