Bonus Depreciation Extension Act of 2005

Bonus Depreciation Extension Act of 2005 - Amends the Internal Revenue Code to extend, for two additional years, special depreciation allowances (bonus depreciation) for: (1) certain investment property acquired after September 10, 2001 (30 percent depreciation property); (2) certain investment property acquired after May 5, 2003 (50 percent depreciation property); and (3) New York Liberty Zone property.