Sec. 7. The total capacity of the batteries contained within a single enclosure in:

(1) a utility scale battery energy storage system installation of which is subject to department approval under section 4(a)(1) of this chapter; or

Terms Used In Indiana Code 22-14-8-7

  • utility scale battery energy storage system: means an energy storage system (as defined in NFPA 855) that is capable of storing and releasing more than one (1) megawatt of electrical energy for a minimum of one (1) hour using an AC inverter and DC storage. See Indiana Code 22-14-8-3
(2) an installation added to an existing utility scale battery energy storage system in an expansion for which department approval is required under section 4(a)(2) of this chapter;

may not exceed ten (10) megawatt hours unless authorized under rules adopted by the commission under this chapter.

As added by P.L.217-2023, SEC.1.