Do all states follow the federal depreciation rules?
A. No. From Sept. 1, 2001 through Dec. 31, 2004, twenty-five states did not follow the federal special depreciation rules. Check with your state taxation agency or your accountant to see if your state is following the federal special depreciation rules. Q. What property qualifies for special depreciation? A. See the 2008 section of the Depreciation and Section 179 Expense information for examples of qualifying property, determining tests and property that does not qualify.