documentation. 1  the use of documentary evidence. 2  a furnishing with documents, as to substantiate a claim or the data in a book or article. 3  Computers.
1 Regular depreciation: Most business equipment is depreciable under MACRS depreciation (Modified Accelerated Cost Recovery System-pronounced MAKERS). 2  MACRS includes an accelerated method, which produces higher deductions in the early years of the property's recovery period than the MACRS straight-line method.
For property placed in service after Dec. 31, 2015, bonus depreciation is available for qualified property that meets the following requirements: New MACRS property with a recovery period of 20 years or less, computer software, water utility property, and qualified improvement property; Original use must begin with the taxpayer; and. Placed in service before Jan. 1, 2020.