UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

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FORM 6-K

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REPORT OF FOREIGN PRIVATE ISSUER
PURSUANT TO RULE 13a-16 OR 15d-16
UNDER THE SECURITIES EXCHANGE ACT OF 1934

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Dated April 8, 2016

Commission File Number: 001-35788

ARCELORMITTAL

(Translation of registrant’s name into English)

24-26 boulevard d’Avranches

L-1160 Luxembourg

Grand Duchy of Luxembourg

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

Form 20-F ☒ Form 40-F ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): _____

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): _____

Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes ☐ No ☒

If “Yes” marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82-________

Exhibit 5.12 is hereby incorporated by reference into this report on Form 6-K.

This report on Form 6-K shall be incorporated by reference into the registrant’s registration statement on Form F-3 (File No. 333-202409).

Exhibit List

Exhibit No.	Description
Exhibit 5.12	Opinion of Elvinger, Hoss & Prussen as to the validity of the rights and new shares under Luxembourg law.

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 undersigned, thereunto duly authorized.

Date: 08 April, 2016

ARCELORMITTAL

By:  /s/ Henk Scheffer

Name: Henk Scheffer

Title: Company Secretary

Exhibit Index

Exhibit No.	Description
Exhibit 5.12	Opinion of Elvinger, Hoss & Prussen as to the validity of the rights and new shares under Luxembourg law.