Alcoa 2012 Annual Report Download - page 170

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Item 9. Changes in and Disagreements with Accountants on Accounting and Financial Disclosure.
None.
Item 9A. Controls and Procedures.
(a) Evaluation of Disclosure Controls and Procedures
Alcoa’s Chief Executive Officer and Chief Financial Officer have evaluated the Company’s disclosure controls and
procedures, as defined in Rules 13a-15(e) and 15d-15(e) of the Securities Exchange Act of 1934, as of the end of the
period covered by this report, and they have concluded that these controls and procedures are effective.
(b) Management’s Annual Report on Internal Control over Financial Reporting
Management’s Report on Internal Control over Financial Reporting is included in Part II, Item 8 of this Form 10-K
beginning on page 80.
(c) Attestation Report of the Registered Public Accounting Firm
The effectiveness of Alcoa’s internal control over financial reporting as of December 31, 2012 has been audited by
PricewaterhouseCoopers LLP, an independent registered public accounting firm, as stated in their report, which is
included in Part II, Item 8 of this Form 10-K on page 81.
(d) Changes in Internal Control over Financial Reporting
There have been no changes in internal control over financial reporting during the fourth quarter of 2012, that have
materially affected, or are reasonably likely to materially affect, the Company’s internal control over financial
reporting.
Item 9B. Other Information.
None.
159