On June 30, 2010, the decree that creates administrative improvements in the simplification of federal tax returnswas published. The highlights of such decree, effective as of July 1, 2010, are the following: 1.Taxpayers towhom the single rate business tax (IETU) applies may file, in the month that follows the end of the fiscal year,the information used as basis to determine such tax for such fiscal year, instead of filing such information on amonthly or annual basis; 2. In terms of the valued added tax (IVA), taxpayers who must include information withregards to IVA in their income tax (ISR) returns, and to file information as to the payment, withholding, creditand transfer of IVA with regards to their transactions with suppliers on a monthly basis, may elect not to includesuch information in their income tax returns, provided they file such information on a monthly basis; 3.Taxpayers who must have their financial statements audited by an authorized public accountant, in accordancewith the Federal Tax Code and the Social Security Law, may choose not to file audit reports provided they file the information by the deadlines and in the format established by the general rules provided by the correspondingtax authorities. Donees authorized to receive ISR deductible gifts, merged or spun-off business associations orentities managed by the Public State-Owned Administration will still be required to file audit reports; and 4. Theadvanced electronic signature certificates for individuals issued on or after July 1, 2010 will have a maximumterm of four years from the date of issuance instead of the prior term of two years.