NAC704.6522. “Vintage” and “vintage group” defined.  


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  • “Vintage” or “vintage group” means the combination, into a group, of the plant’s assets constructed or acquired in a single fiscal or vintage year. From this group an average life or average service life of a category or account is determined as a unit. Each group contains homogeneous units of plants which are generally alike in character, generally used in the same manner throughout the plant, and operate under the same general conditions.

     (Added to NAC by Pub. Service Comm’n, eff. 8-31-89)