(a)

1. (1) When a taxpayer ceases to do business within the state during any taxable year and does not dissolve or withdraw from the state during that year, and does not resume doing business during the succeeding taxable year, its tax for the taxable year in which it resumes doing business prior to January 1, 2000, shall be the greater of the following:

   1. (A) The tax computed upon the basis of the net income of the income year in which it ceased doing business, except where the income has already been included in the measure of a tax imposed by this chapter.
   2. (B) The minimum tax prescribed in Section 23153.
2. (2) When a taxpayer ceases to do business within the state during any taxable year and does not dissolve or withdraw from the state during that year, and does not resume doing business during the succeeding taxable year, its tax for the taxable year in which it resumes doing business, on or after January 1, 2000, shall be according to or measured by its net income for the taxable year in which it resumes doing business.