South Dakota Administrative Rules — Title 64 (Revenue)
ARSD § 64:04:04:04 — Depreciation tables may be used
64 : 04 : 04 : 04 . Depreciation
tables may be used.
Existing depreciation tables may be used to estimate physical loss in value
provided the tables have been adjusted to fit the local market by a comparison
of sales and appraisal of comparable properties.
Source: official text