mid-quarter convention
Definition
A method of depreciation on tangible personal property that is placed into service during any quarter of the taxable period year where the cost basis exceeds 40% of the total basis of all property placed into service during the entire year. Exempt property includes residential rental property, nonresidential property and property that is depreciated using a method other than MACRS. Property place into service and disposed of in the same tax year is also exempt.
