UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 10-K/A

(AMENDMENT NO. 1)

[X] ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

For the Fiscal Year Ended November 30, 2017

OR

[   ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

Commission File No. - None

SECURITY DEVICES INTERNATIONAL INC.
(Name of Small Business Issuer in its charter)

Registrant’s telephone number, including Area Code: (905) 582-6402

Securities registered pursuant to Section 12(b) of the Act: None

Securities registered pursuant to Section 12(g) of the Act: None

Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. [   ]

Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act. [   ]

Indicate by check mark whether the registrant (1) has filed all reports to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days.
Yes [X]     No [   ]

Indicate by check mark whether the registrant has submitted electronically and posted on its corporate Web site, if any, every Interactive Data File required to be submitted and posted pursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit and post such files).
Yes [X]     No [   ]

Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K is not contained herein, and will not be contained, to the best of Registrant’s knowledge, in definitive proxy or information statements incorporated by reference in Part III of this Form 10-K or any amendment to this Form 10-K. [X]

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, or a smaller reporting company. See the definitions of “large accelerated filer,” “accelerated filer” and “smaller reporting company” in Rule 12b-2 of the Exchange Act.

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Act):
Yes [   ]     No [X]

The aggregate market value of the Common Stock held by non-affiliates of the issuer, as of May 31, 2017, was approximately $6,000,000 based upon a share valuation of $0.14 per share. This share valuation is based upon the closing price of the Company’s shares as of May 31, 2017 (the date of the last sale of the Company’s shares closest to the end of the Company’s second fiscal quarter). For purposes of this disclosure, shares of Common Stock held by persons who the issuer believes beneficially own more than 5% of the outstanding shares of Common Stock and shares held by officers and directors of the issuer have been excluded because such persons may be deemed to be affiliates of the issuer.

As of March 13, 2018, the Company had 93,861,054 issued and outstanding shares of common stock.

Documents incorporated by reference: None

EXPLANATORY NOTE

This Amendment No. 1 on Form 10-K/A amends Security Devices International Inc.’s (the “Company”) Annual Report on Form 10-K for the fiscal year ended November 30, 2017, as filed with the Securities and Exchange Commission (“SEC”) on March 15, 2018 (the “Original Filing”) to amend and supplement Items 4, 13 and 15.

As required by Rule 12b-15 under the Securities Exchange Act of 1934, as amended, this Amendment No. 1 includes new certifications from the Company’s principal executive officer and principal financial officers, dated as of the date of filing of this Amendment No. 1. Amendment No. 1 speaks as of the date of the Original Filing, does not reflect events that may have occurred after the date of the Original Filing and does not modify or update in any way the disclosures made in the Original Filing, except as described above. Accordingly, this Amendment No. 1 should be read in conjunction with the Original Filing.

ITEM 4. MINE SAFETY DISCLOSURES

Not applicable.

ITEM 13. CERTAIN RELATIONSHIPS AND RELATED TRANSACTIONS

See Items 10, 11 and 12, as well as footnote 8 to the Company’s audited annual financial statements.

ITEM 15. EXHIBITS

* Filed with this report.
† Management Contract

SIGNATURES

Pursuant to the requirements of the Section 13 or 15(d) of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized, on the 28^th day of March, 2018.