FERC Issues Deficiency Letter to Public Service Company of Colorado Over Generator Interconnection Process Revisions

Strategic Insights -

The Federal Energy Regulatory Commission (FERC) has issued a deficiency letter to Public Service Company of Colorado (PSCo) regarding its proposed revisions to the Xcel Energy Operating Companies Electric Tariff (Tariff) Large Generator Interconnection Procedures (LGIP). The proposed revisions aim to improve the processing of projects that are ready to interconnect to PSCo's transmission system.

Public Service Company of Colorado filed revisions to the LGIP on December 14, 2022, but FERC has deemed the filing deficient and requires additional information to process it. The commission has asked PSCo to provide explanations on various aspects of the proposed revisions, including the evaluation of "reasonable permitting plans," the determination of the $7.5 million security amount, and the justification for the proposed revisions to LGIP section 4.4.3.

Key Takeaways:

  • FERC has issued a deficiency letter to PSCo over its proposed revisions to the LGIP, citing that the filing is incomplete and requires additional information.
  • The proposed revisions aim to improve the processing of projects that are ready to interconnect to PSCo's transmission system.
  • PSCo must explain how it will evaluate "reasonable permitting plans" and determine the $7.5 million security amount, as well as justify the proposed revisions to LGIP section 4.4.3.
  • The commission has asked PSCo to provide explanations on various aspects of the proposed revisions, including the evaluation of "reasonable permitting plans," the determination of the $7.5 million security amount, and the justification for the proposed revisions to LGIP section 4.4.3.
  • PSCo must respond to the deficiency letter within 45 days of the date of the letter by making an amendment filing in accordance with the Commission's electronic tariff requirements.
  • Failure to respond to the deficiency letter within the time period specified may result in an order rejecting the filing.

Statistics:

  • The proposed revisions aim to improve the processing of projects that are ready to interconnect to PSCo's transmission system.
  • The $7.5 million security amount is proposed as a single amount for all projects, regardless of size.
  • The commission has asked PSCo to provide explanations on various aspects of the proposed revisions, including the evaluation of "reasonable permitting plans" and the justification for the proposed revisions to LGIP section 4.4.3.

Sources:

  • FERC - Federal Energy Regulatory Commission
  • Public Service Company of Colorado (PSCo)
  • 18 C.F.R. § 375.307(a)(1)(v)
  • 18 C.F.R. § 385.713
  • Duke Power Company, 57 FERC P 61,215 (1991)
  • Electronic Tariff Filings, 130 FERC P 61,047, at PP 3-8 (2010)