UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM SD

SPECIALIZED DISCLOSURE REPORT

DELUXE CORPORATION

(Exact name of registrant as specified in its charter)

Minnesota	1-7945	41-0216800
(State or other jurisdiction	(Commission	(I.R.S. Employer
of incorporation or organization)	File Number)	Identification No.)

3680 Victoria St. North, Shoreview, Minnesota	55126-2966
(Address of principal executive offices)	(Zip Code)

J. Michael Schroeder, Senior Vice President, General Counsel and Secretary (651) 787-1392

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

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

þ Rule 13p-1 under the Securities Exchange Act (17 CFR 240.13p-1) for the reporting period from January 1 to December 31, 2016.

Section 1 - Conflict Minerals Disclosure

Item 1.01 and 1.02 Conflict Minerals Disclosure and Report, Exhibit

The Conflict Minerals Report for the calendar year ended December 31, 2016, filed as Exhibit 1.01 hereto, is publicly available on our website at www. deluxe.com. The website and the information accessible through it are not incorporated into this specialized disclosure report.

Section 2 - Exhibits

Item 2.01 Exhibits

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

SIGNATURES

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.

Date: May 30, 2017

DELUXE CORPORATION

/s/ J. Michael Schroeder

J. Michael Schroeder

Senior Vice President,

General Counsel and Secretary