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Differences Between International Financial Reporting Standards and US GAAP

IFRS-US GAAP Comparison 2008

Deloitte's IFRS Global Office has published a 2008 Comparison of International Financial Reporting Standards and United States GAAP (PDF 378k, 76 pages) as of 30 June 2008. Since the previous edition of this guide (March 2007), the IASB has issued substantially revised versions of IFRS 3 Business Combinations, IAS 1 Presentation of Financial Statements, and IAS 27 Consolidated and Separate Financial Statements. In addition, IFRS 8 Operating Segments (which replaces IAS 14 Segment Reporting) was issued in November 2006. These new and revised Standards will not be effective until 2009. However, to provide the best guide to differences between IFRSs and US GAAP on an ongoing basis, the comparison table reflects the changes to these Standards and, in the case of IFRS 3 and IAS 27, the equivalent changes in US GAAP. Throughout the guide, we have also adopted the general terminology changes arising from IAS 1(2007). While this comparison is comprehensive, it does not attempt to capture all of the differences that exist or that may be material to a particular entity's financial statements. Our focus is on differences that are commonly found in practice. The significance of the differences enumerated in this publication - and others not included - will vary with respect to individual entities depending on such factors as the nature of the entity's operations, the industry in which it operates, and the accounting policy choices it has made. We are pleased to grant permission for accounting educators and students to make copies for educational purposes.

Deloitte Insights Podcasts

Deloitte Insights is a complimentary audio news magazine that examines important business issues of the day. You can subscribe to receive the latest episodes automatically either via RSS feed or iTunes, or you can listen to them directly on your personal computer. This web page has a list of available Deloitte Insights episodes (link to Deloitte.com).

The United States Public Company Accounting Reformand Investor Protection Act of 2002 (Sarbanes-Oxley Act)

  • Click to download a One-Page Summary (PDF 19k) of the United States Public Company Accounting Reform and Investor Protection Act of 2002 — also called the Sarbanes-Oxley Act of 2002 (named after its Congressional cosponsors, Senator Sarbanes and Congressman Oxley).
  • Or you can Download the Full Text of the Sarbanes-Oxley Act of 2002 (PDF 230k).

Deloitte Center for Corporate Governance IFRS Page

This page is aimed primarily at corporate directors and audit committees. it notes that thousands of companies have moved to International Financial Reporting Standards (IFRS) as a basis of financial reporting. Nearly every country has embraced IFRS in some way. Audit committees might ask the following questions concerning IFRS:

  • Has the company inventoried its current IFRS reporting requirements, if any?
  • What is the level of IFRS knowledge within the company, both domestically and globally?
  • Are the company's competitors already reporting under IFRS, or is there an expectation that they would switch to IFRS, if given the choice?
  • What would be the impacts of the company of a possible IFRS requirement in the U.S.?
  • Has the company assessed the cost and benefits of adopting IFRS?

This page provides links to resources that will help in answering those questions.

Deloitte IFRS University Consortium

To assist accounting educators, Deloitte (United States) has created an International Financial Reporting Standards (IFRS) University Consortium. On the Consortium's Website, you will find a library of resources and complete, classroom-ready IFRS course materials, including slide decks from Deloitte subject matter leaders, and a series of case studies recently used as part of a graduate level accounting course. Click for a Brief Description (PDF 185k).

The Evolution of US Generally Accepted Accounting Principles (1932-2004)

Professor Stephen A. Zeff, Rice University, presented an all-day seminar on the Evolution of US Generally Accepted Accounting Principles (1932–2004) at an International Symposium on Accounting Standards sponsored by the Ministry of Finance of the People's Republic of China, Beijing, 12 July 2004. We are grateful to Prof. Zeff for permitting us to post a comprehensive Outline of the Presentation (PDF 188k).

Related news

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  • May 11, 2012

  • U.S. Treasury Secretary Timothy Geithner and Chinese Vice Premier Wang Qishan held a meeting of the Economic Track of the Fourth U.S.-China Strategic and Economic Dialogue in Beijing on 4 May 2012. The Fact Sheet issued as a result of the meeting reaffirms a commitment to global accounting standards.

  • PCAOB releases 2011 annual report

  • May 11, 2012

  • The 2011 Annual Report of the US Public Company Accounting Oversight Board (PCAOB) reports that 2,388 firms were registered with the PCAOB, including 908 non-U.S. firms located in 88 jurisdictions.

  • Panel discussion with Sir David Tweedie, Bob Herz and Paul Cherry on the future of accounting

  • Apr 27, 2012

  • On April 24, the American Institute of CPAs (AICPA) and the Institute of Chartered Accountants of Scotland (ICAS) hosted a panel discussion entitled 'Shaping the Future: Lessons from Accounting Standards Leaders' that featured the former chairmen of the Canadian Accounting Standards Board, the Financial Accounting Standards Board and the International Accounting Standards Board.

  • FASB Chairman testimony to U.S. House committee

  • Apr 02, 2012

  • On 28 March 2012, Leslie Seidman, Chairman of the Financial Accounting Standards Board, provided testimony to the U.S. House of Representatives Financial Services Subcommittee on Capital Markets and Government Sponsored Enterprises. During the testimony, Ms. Seidman covered a wide range of topics and outlined possible completion dates for a number of joint IASB-FASB projects.

  • The Bruce Column — Words of Reassurance

  • Mar 01, 2012

  • The SEC’s Chief Accountant spoke frankly and personally at the recent IFRS Advisory Council meeting. Robert Bruce, our resident, regular columnist assesses what it means for the future of US, and global, financial reporting.

  • ASBJ and FASB meet to discuss convergence

  • Feb 10, 2012

  • Representatives of the Accounting Standards Board of Japan (ASBJ) and the Financial Accounting Standards Board (FASB) met on 6 and 7 February 2012, in Norwalk, Connecticut. This meeting was the twelfth in a series of discussions between the ASBJ and the FASB.

  • FASB's impairment testing proposal deviates from IFRS

  • Jan 26, 2012

  • The United States Financial Accounting Standards Board (FASB) has published a proposal in which an entity testing indefinite-lived intangible assets for impairment would have the option of performing a qualitative assessment to determine whether it is more likely than not that the asset is impaired.

  • FASB and IASB chairs discuss global accounting standards

  • Dec 07, 2011

  • At the AICPA National Conference on Current SEC and PCAOB Developments, FASB Chairman Leslie Seidman and IASB Chairman Hans Hoogervorst discussed global accounting standards and the possible future endorsement of IFRSs by the US Securities and Exchange Commission (SEC).

  • US PCAOB strategic plan 2011-2015

  • Dec 01, 2011

  • The United States Public Company Accounting Oversight Board (PCAOB) has published its Strategic Plan to guide the Board's programs and operations during the period 2011-2015.

  • Remarks by IASB Chairman Hans Hoogervorst at the IFRS Foundation Conference in Melbourne

  • Nov 25, 2011

  • On 24 November 2011, IASB Chairman Hans Hoogervorst addressed the IFRS Foundation Conference in Melbourne, Australia. In his speech, he discussed a wide number of topics, including the adoption of IFRSs in the Asia-Pacific region, the current status of the financial instruments project, and the prospects for global adoption of accounting standards, including an assessment of the work plan papers recently issued by the US SEC Staff.

  • The Bruce Column – Analysing the SEC's Staff papers

  • Nov 23, 2011

  • The SEC has released its staff papers comparing US GAAP and IFRS and analysing the use of IFRS in practice. Our regular resident columnist, Robert Bruce looks at what they mean for the way ahead for financial reporting.

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