The number of years or other time periods an asset or asset group has remained in service at a given date.
N.Y. Comp. Codes R. & Regs. Tit. 10 § 451.19
The number of years or other time periods an asset or asset group has remained in service at a given date.
N.Y. Comp. Codes R. & Regs. Tit. 10 § 451.19