for additional discussion of the company's asset retirement obligations.

     Suspended Wells Information related to suspended wells is included in Note 18 to the Consolidated Financial Statements, Accounting for Suspended Wells, beginning on page FS-47.

     Income Taxes Information related to income tax contingencies is included on pages FS-43 through FS-45 in Note 14 and pages FS-55 through FS-56 in Note 22 to the Consolidated Financial Statements under the heading “Income Taxes.”

The American Taxpayer Relief Act of 2012 (the Act) was signed into U.S. law on January 2, 2013. Several tax provisions that expired at the end of 2011 were extended retroactive to January 1, 2012, including the research and development credit and certain rules for controlled foreign corporations. There were no impacts from the Act included in Chevron's 2012 financial statements and the company does not expect the impacts of the Act to have a material effect on its results of operations, consolidated financial position or liquidity in any future reporting period. 

     Other Contingencies Information related to other contingencies is included on page FS-57 in Note 22 to the Consolidated Financial Statements under the heading “Other Contingencies.”