20-F/A

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 20-F/A

(Mark One)

[  ] REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934

OR

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

For the fiscal year ended December 31, 2011

OR

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

For the transition period from _________________ to _________________

OR

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

Date of event requiring this shell company report _________________

Commission file number

SCORPIO TANKERS INC.

(Exact name of Registrant as specified in its charter)

(Translation of Registrant's name into English)

Republic of The Marshall Islands

(Jurisdiction of incorporation or organization)

9, Boulevard Charles III Monaco 98000

(Address of principal executive offices)

Mr. Emanuele Lauro,

+377-9898-5716

9, Boulevard Charles III Monaco 98000

(Name, Telephone Number and Address of Company Contact Person)

Securities registered or to be registered pursuant to section 12(b) of the Act.

	Name of each exchange
Title of each class	on which registered
Common Stock, par value of $0.01 per share	New York Stock Exchange

  Securities registered or to be registered pursuant to section 12(g) of the Act.

NONE

 (Title of class)

 Securities for which there is a reporting obligation pursuant to Section 15(d) of the Act.

  NONE

  (Title of class)

Indicate the number of outstanding shares of each of the issuer’s classes of capital or common stock as of the close of the period covered by the annual report.

As of December 31, 2011, there were [•] outstanding common shares with a par value $0.01 per share.

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

Yes  [   ]  No  [ X ]

If this report is an annual or transitional report, indicate by check mark if the registrant is not required to file reports pursuant to section 13 or 15(d) of the Securities Exchange Act of 1934. 

Yes  [   ]  No  [ X ]

Indicate by check mark whether the registrant (1) has filed all reports required 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  [   ]  No  [   ]

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, or a non-accelerated filer. See definition of "accelerated filer" in Rule 12b-2 of the Exchange Act. (Check one):

Large accelerated filer  [   ]

Accelerated filer  [X]

Non-accelerated filer [   ]

Indicate by check mark which basis of accounting the registrant has used to prepare the financial statements included in this filing: 

U.S. GAAP   [   ] 

International Financial Reporting Standards as issued by the International Accounting Standards Board   [ X ]

Other   [   ]

If "Other" has been checked in response to the previous question, indicate by check mark which financial statement item the registrant has elected to follow. 

Item 17  [   ] 18  [   ]

If this is an annual report, indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act).

Yes  [   ] No  [ X ]

EXPLANATORY NOTE

This Amendment No. 1 amends our Annual Report on Form 20-F for the year ended December 31, 2011 ("Annual Report"), as filed with the U.S. Securities and Exchange Commission on March 23, 2012 (the "Annual Report") and is being filed solely to (i) correct a clerical error to Exhibit 15.1, Consent of Independent Registered Public Accounting Firm, which is replaced in its entirety with the attached Exhibit 15.1 and (ii) to include Exhibit 15.2 Consent of Drewry Shipping Consultants, Ltd.

Other than as expressly set forth above, this amendment does not, and does not purport to, amend, restate, or update the information contained in the Annual Report, or reflect any events that have occurred after the Annual Report was filed.  As a result, our Annual Report, as amended hereby, continues to speak as of the initial filing date of our Annual Report.

1

SIGNATURES

The registrant hereby certifies that it meets all of the requirements for filing on Form 20-F and has duly caused and authorized the undersigned to sign this annual report on its behalf.

	Scorpio Tankers Inc.
	(Registrant)
Dated: April 13, 2012
	/s/ Emanuele Lauro
	Emanuele Lauro
	Chief Executive Officer

2

ITEM 19.                      EXHIBITS

Exhibits

Number Description

15.1	Consent of Independent Registered Public Accounting Firm
15.2	Consent of Drewry Shipping Consultants, Ltd.

3

EX-15.1

Exhibit 15.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in Registration Statement on Form F-3 of our reports dated March 23, 2012, relating to the consolidated financial statements of Scorpio Tankers Inc., and the effectiveness of Scorpio Tankers Inc.'s internal control over financial reporting appearing in this Annual Report on Form 20-F of Scorpio Tankers Inc. for the year ended December 31, 2011.

/s/ Deloitte LLP

London, United Kingdom

Date: April 13, 2012

EX-15.2

Exhibit 15.2

Scorpio Tankers Inc.

9, Boulevard Charles III

Monaco 98000

March 22, 2012

Dear Sir/Madam:

Reference is made to the annual report on Form 20-F of Scorpio Tankers Inc. (the "Company") for the year ended December 31, 2011 (the "Annual Report"), the prospectus supplement, dated November 30, 2011, as may be further amended or supplemented (the "Prospectus Supplement"), and the related registration statement on Form F-3 (Registration No. 333-173929) (the "Registration Statement"). We hereby consent to the incorporation by reference in the Prospectus Supplement and the Registration Statement of all references to our name in the Annual Report and to the use of the statistical information supplied by us set forth in the Annual Report. We further advise the Company that our role has been limited to the provision of such statistical data supplied by us. With respect to such statistical data, we advise you that:

(1) we have accurately described the information and data of the oil tanker shipping industry, subject to the availability and reliability of the data supporting the statistical and graphical information presented; and

(2) our methodologies for collecting information and data may differ from those of other sources and does not reflect all or even necessarily a comprehensive set of the actual transactions occurring in the oil tanker shipping industry.

We hereby consent to the filing of this letter as an exhibit to the Annual Report, which is incorporated by reference into the Prospectus Supplement and the Registration Statement.

Yours faithfully,

Nigel Gardiner

Group Managing Director

Drewry Shipping Consultants Ltd.

LONDON | DELHI | SINGAPORE

Drewry Shipping Consultants, 15-17 Christopher Street, London EC2A 2BS, United Kingdom

t: +44 (0) 20 7538 0191 f: +44 (0) 20 7987 9396 e: enquiries@drewry.co.uk

Registered in England No. 3289135 Registered VAT No. 830 3017 77

www.drewry.co.uk