UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM SD

Specialized Disclosure Report

NABORS INDUSTRIES LTD.

(Exact name of registrant as specified in its charter)

Mark D. Andrews

(441) 292-1510

(Name and telephone number, including area code, of the person to contact in connection with this
report.)

Check the appropriate box below to indicate the rule pursuant to which this form is being filed, and provide the period to which the information in this form applies:

x          Rule 13p-1 under the Securities Exchange Act (17 CFR 240.13p-1) for the reporting period from January 1 to December 31, 2013.

Item 1.01                                           Conflict Minerals Disclosure and Report.

Conflict Minerals Disclosure

Nabors Industries Ltd. has filed a Conflict Minerals Report as Exhibit 1.02 to this specialized disclosure report.  The Conflict Minerals Report is also available at www.nabors.com.  The website and the information accessible through it are not incorporated into this specialized disclosure report.

Item 1.02              Exhibit

See Exhibit 1.02 to this specialized disclosure report, incorporated herein by reference.

Item 2.01                                           Exhibits

Exhibit 1.02 — Conflict Minerals Report as required by Items 1.01 and 1.02 of this Form.

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SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the duly authorized undersigned.

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