Docket No. ER21-2428-000 1

FEDERAL ENERGY REGULATORY COMMISSION

WASHINGTON, DC 20426

OFFICE OF ENERGY MARKET REGULATION

New York Independent System Operator, Inc.

Niagara Mohawk Power Corporation

Docket No. ER21-2428-000

Issued: September 10, 2021

Christopher J. Novak

National Grid USA Service Company, Inc.

40 Sylvan Road

Waltham, MA 02451

Reference:Small Generator Interconnection Agreement No. 2641

On July 15, 2021, as supplemented on August 25, 2021, Niagara Mohawk Power Corporation d/b/a National Grid (Niagara Mohawk) filed an executed Small Generator Interconnection Agreement (SGIA) between Niagara Mohawk and Capital Hill Solar, LLC, designated as Service Agreement No. 2641 under New York Independent System Operator, Inc.’s Open Access Transmission Tariff (NYISO OATT).[1] Niagara Mohawk states that Capital Hill will own and operate a generating facility located in Albany, New York that will consist of a 1,500 kW photovoltaic system and that the SGIA has limited non-conforming provisions to the pro forma SGIA contained in Attachment Z of the NYISO OATT. Niagara Mohawk requests that the SGIA be accepted effective June 15, 2021.

Pursuant to the authority delegated to the Director, Division of Electric Power

Regulation – East, under 18 C.F.R. § 375.307, your submittal is accepted for filing, effective June 15, 2021, as requested.[2]

The filing was noticed on July 15, 2021, with comments, interventions and protests due on or before August 5, 2021. Pursuant to Rule 214 (18 C.F.R. § 385.214), to the extent that any timely filed motions to intervene and any motion to intervene out-of-time were filed before the issuance date of this order, such interventions are granted. Granting late interventions at this stage of the proceeding will not disrupt the proceeding or place additional burdens on existing parties.

This acceptance for filing shall not be construed as constituting approval of the referenced filing or of any rate, charge, classification, or any rule, regulation, or practice affecting such rate or service contained in your filing; nor shall such acceptance be deemed as recognition of any claimed contractual right or obligation associated therewith; and such acceptance is without prejudice to any findings or orders which have been or may hereafter be made by the Commission in any proceeding now pending or hereafter instituted by or against NYISO or Niagara Mohawk.

This order constitutes final agency action. Requests for rehearing by the Commission may be filed within 30 days of the date of issuance of this order, pursuant to 18 C.F.R. § 385.713.

Issued by: Kurt M. Longo, Director, Division of Electric Power Regulation – East