UNITED STATES

SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, DC 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER
PURSUANT TO RULE 13A-16 OR 15D-16 OF
THE SECURITIES EXCHANGE ACT OF 1934

 Month of May 2020

Commission file number: 001-10533 Commission file number: 001-34121
Rio Tinto plc Rio Tinto Limited
ABN 96 004 458 404
(Translation of registrant’s name into English) (Translation of registrant’s name into English)
6 St. James’s Square Level 7, 360 Collins Street
London, SW1Y 4AD, United Kingdom
Melbourne, Victoria 3000, Australia
(Address of principal executive offices) (Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of 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 by furnishing the information contained in this Form, the registrant 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" is marked, indicate below the file number assigned to the registrant in connection
with Rule 12g3-2(b): 82- ________



EXHIBIT 99





SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrants have duly caused this report to be signed on their behalf by the undersigned, thereunto duly authorised.
Rio Tinto plc Rio Tinto Limited
(Registrant) (Registrant)
By /s/ Steve Allen By /s/ Steve Allen
Name Steve Allen Name Steve Allen
Title Company Secretary Title Joint Company Secretary
Date 1 June 2020 Date 1 June 2020

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