20:10:36:57.  Tier 4 interconnection facilities study agreement. Within 15 business days from the applicant's receipt of the tier 4 interconnection systems impact study results, the public utility shall provide the applicant with an interconnection facilities study agreement, if applicable. The facilities study agreement shall specify the study scope, a good faith, non-binding estimate of the cost to perform the study, and any required study deposit. The applicant shall return an executed copy of the interconnection facilities study agreement along with the required study deposit within 60 calendar days of receipt of the agreement or as mutually agreed to by the parties, or the application shall be considered withdrawn. A copy of the interconnection facilities study agreement is available from the commission.

          The public utility shall commence the interconnection facilities study upon receipt of an executed interconnection facilities study agreement and study deposit. The study shall be completed within the timeline agreed to between the parties at the scoping meeting or interconnection system impact study results meeting.

          The interconnection facilities study shall evaluate the cost of equipment, engineering, procurement, and construction work, including overheads, needed to implement the interconnection of the proposed small generator facility as identified in the scoping meeting and any completed studies.

          The interconnection facilities study shall specify:

          (1)  The electrical switching configuration of the equipment, including, without limitation, transformer, switchgear, meters, and other station equipment;

          (2)  The nature and estimated cost of the public utility's interconnection facilities;

          (3)  The nature and estimated cost of system upgrades; and

          (4)  A detailed estimate of the time required to procure materials and equipment and complete the construction and installation of the facilities.

          Source: 35 SDR 305, effective July 1, 2009.

          General Authority: SDCL 49-34A-27, 49-34A-93.

          Law Implemented: SDCL 49-34A-27, 49-34A-93.