Exhibit 99.3
FORM 52-109F2R
CERTIFICATION OF REFILED INTERIM FILINGS
This certificate is being filed on the same date that Minera Andes Inc. (the “issuer”) has refiled interim financial statements and a management’s discussion and analysis (“MD&A”) for the interim period ended March 31, 2009.
I, Robert R. McEwen, Chief Executive Officer of the issuer,certify the following:
1. | Review:I have reviewed the interim financial statements and interim MD&A (together, the“interimfilings”) of the issuer for the interim period ended March 31, 2009. |
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2. | No misrepresentations:Based on my knowledge, having exercised reasonable diligence, theinterimfilings do not contain any untrue statement of a material fact or omit to state a materialfactrequired to be stated or that is necessary to make a statement not misleading in light of thecircumstancesunder which it was made, with respect to the period covered by the interim filings. |
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3. | Fair presentation:Based on my knowledge, having exercised reasonable diligence, the interimfinancialstatements together with the other financial information included in the interim filingsfairlypresent in all material respects the financial condition, results of operations and cash flowsof the issuer, as of the date of and for the periods presented in the interim filings. |
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4. | Responsibility:The issuer’s other certifying officer(s) and I are responsible for establishing andmaintaining disclosure controls and procedures (DC&P) and internal control over financialreporting(ICFR), as those terms are defined in National Instrument 52-109Certification ofDisclosurein Issuers’ Annual and Interim Filings,for the issuer. |
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5. | Design:Subject to the limitations, if any, described in paragraphs 5.2 and 5.3, the issuer’s othercertifying officer(s) and I have, as at the end of the period covered by the interim filings: |
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| (a) | designed DC&P, or caused it to be designed under our supervision, to provide reasonableassurancethat: |
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| | (i) | material information relating to the issuer is made known to us by others, particularly during the period in which the interim filings are being prepared; and |
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| | (ii) | information required to be disclosed by the issuer in its annual filings, interim filings or other reports filed or submitted by it under securities legislation is recorded, processed, summarized and reported within the time periods specified in securities legislation; and |
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| (b) | designed ICFR, or caused it to be designed under our supervision, to provide reasonableassuranceregarding the reliability of financial reporting and the preparation of financialstatementsfor external purposes in accordance with the issuer’s GAAP. |
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5.1 | Control framework:The control framework the issuer’s other certifying officer(s) and I used todesignthe issuer’s ICFR is Internal Control – Integrated Framework published by the CommitteeofSponsoring Organizations of the Treadway Commission (COSO). |
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5.2 | N/A. |
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5.3 | N/A. |
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6. | Reporting changes in ICFR:The issuer has disclosed in its interim MD&A any change in the issuer’s ICFR that occurred during the period beginning on January 1, 2009 and ended on March 31, 2009 that has materially affected, or is reasonably likely to materially affect, the issuer’s ICFR. |
Date: July 30, 2009
(Signed) “Robert R. McEwen”
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Robert R. McEwen
Chief Executive Officer