You may take an in-kind required minimum distribution (RMD) by having the IRA distribute stock to your taxable (non-IRA) account. The value of the stock on the date of the distribution determines the amount distributed to you for RMD purposes. Because of this, the basis in this stock in your taxable account becomes the amount reported for RMD purposes.
Depreciation methods that allow faster write-offs than straight-line rates in the earlier periods of the useful life of an asset. For example, in the first few years of recovery, MACRS allows a 200% double declining balance write-off, twice the straight-line rate.