3060.40—Calculation of the assumed Federal income tax.
(a)
The assumed Federal income tax on competitive products income shall be based on the Postal Service theoretical competitive products enterprise income statement for the relevant year and must be calculated in compliance with chapter 1 of the Internal Revenue Code by computing the tax liability on the taxable income from the competitive products of the Postal Service theoretical competitive products enterprise at the section 11 (regular) or section 55(b)(1)(B) (Alternative Minimum Tax) tax rates, as applicable.
(b)
The end of the fiscal year for the annual calculation of the assumed Federal income tax on competitive products income shall be September 30.
(c)
The calculation of the assumed Federal income tax due shall be submitted to the Commission no later than the January 15 following the close of the fiscal year referenced in paragraph (b) of this section, except that a one-time extension of 6 months, until July 15, 2009, shall be permitted for the calculation of the assumed Federal income tax due for fiscal year end September 30, 2008.