If useful life is: | The applicable percentage is: |
Less than four years | 0% |
Four years or more but less than six years | 33 1/3% |
Six years or more but less than eight years | 66 2/3% |
Eight years or more | 100% |
The useful life of any property, for purposes of this section, is determined as of the date the property is first placed in service or use in this state by the taxpayer, determined in accordance with such rules and requirements the Tax Commissioner may prescribe.
W. Va. Code § 11-13GG-6