(1) adoption of standards. The standards, IEEE Std 1547-2018: IEEE Standard for Interconnection and Interoperability of Distributed Energy Resources with Associated Electric Power Systems Interfaces, published April 6, 2018, and IEEE Std 1547.1-2020: IEEE Standard Conformance Test Procedures for Equipment Interconnecting Distributed Energy Resources with Electric Power Systems and Associated Interfaces, are hereby incorporated by reference into PSC 119.
(2) consent to incorporate by reference. Pursuant to s. 227.21, Stats., the attorney general has consented to incorporate by references these standards contained in Std 1547-2018 and IEEE Std 1547.1-2020. Copies of IEEE Std 1547-2018 and IEEE Std 1547.1-2020 are on file in the offices of commission and the legislative reference bureau. Section 22. PSC 119.04 (1) is amended to read:
PSC 119.04 (1) The public utility shall respond to each request for DG interconnection by furnishing, within 5 working days, its guidelines and the public utility’s electric service rules, representative or sample one-line schematic diagrams, and the appropriate standard application form. Public utilities shall also make these materials accessible on their website.
Section 23. PSC 119.04 (2) is amended to read:
PSC 119.04 (2) The applicant shall complete and submit the standard application form to its public utility. An application shall not be considered submitted until the applicant submits a form and pays applicable application review fees under s. PSC 119.08 (1). Section 24. PSC 119.04 (2m) is created to read:
PSC 119.04 (2m) All submitted applications shall be reviewed for completeness in the order in which they fulfill the requirements of sub. (2), regardless of whether the project is from an outside applicant or the public utility.
Section 25. PSC 119.04 (3) is amended to read:
PSC 119.04 (3) Within 10 working days of receiving a new or revised application and application fee, the public utility shall notify the applicant whether the application is complete.
Section 26. PSC 119.04 (3g) is created to read:
PSC 119.04 (3g) All complete applications shall be processed in the order in which they are deemed complete, regardless of whether the project is from an outside applicant or the public utility. Reasonable exceptions may be made to account for the location of the proposed DG facility or other technical considerations, provided there is no material adverse impact on processing of other complete applications when an exception is made. Exceptions may also be made if an applicant exceeds any timing requirements identified in s. PSC 119.06. If the public utility misses any timing requirements in s. PSC 119.06, the order in which the application is processed shall not be affected. Section 27. PSC 119.04 (3r) is created to read:
PSC 119.04 (3r) Where multiple DG facilities are electrically interrelated, processing complete applications jointly may be appropriate to increase cost and time efficiencies. If the public utility and the applicant mutually agree, the application may be studied in a group with other applications.
Section 28. PSC 119.04 (4) (intro.) is created to read:
Public utilities and applicants shall complete the following steps for processing interconnection applications, in the order listed:
Section 29. PSC 119.04 (4) is renumbered PSC 119.04 (4) (a) and amended to read:
PSC 119.04 (4) (a) Within 10 working days of determining that the application is complete, the public utility shall complete its application review and notify the applicant of its findings. If the public utility determines, on the basis of the application review, that an engineering review is needed, it shall notify the applicant the notification shall state the cost a nonbinding estimate of that review. For Categories 2 and 3, the cost estimate shall be valid for one year. For Category 4, the time period shall be negotiated but may not exceed one year. If the application review shows that an engineering review is not needed, the applicant may install the DG facility and need not complete the steps described in subs. pars. (5) (b) through (9) (g).
Section 30. PSC 119.04 (4) (b) is created to read:
PSC 119.04 (4) (b) The applicant shall provide written notification to proceed and full payment of the estimated cost of the engineering review within 15 working days of receiving the public utility’s notification under par. (a). At the request of the applicant, the utility may provide a 15 working day extension of the deadline to provide notification to proceed and full payment. If notification and payment have not been received by the utility within 30 working days after the deadline to accept, the interconnection application shall be deemed withdrawn.
Section 31. PSC 119.04 (5) is renumbered PSC 119.04 (4) (c) (intro.) and amended to read:
PSC 119.04 (4 ) (c) (intro.) If the public utility determines on the basis of the application review that an engineering review is needed, upon Upon receipt of applicable payment from applicant receiving from the applicant written notification to proceed and full payment of the estimated cost of the engineering review, the public utility shall complete an engineering review and notify the applicant of the results within the following times:
Section 32. PSC 119.04 (5) (a), (b), (c), and (d) are renumbered to PSC 119.04 (4) (c) 1., 2., 3., and 4.
Section 33. PSC 119.04 (6) is renumbered PSC 119.04 (4) (d) and amended to read:
PSC 119.04 (4)(d) If the engineering review indicates that a distribution system study is necessary, the public utility shall include, in writing, a nonbinding cost estimate of the study in its engineering review. The cost estimate shall be valid for one year and the applicant shall have one year from receipt of the cost estimate in which to notify the public utility to proceed, except for a Category 4 DG application, in which case the time period shall be negotiated, but may not extend beyond one year. Upon receiving written notification to proceed and payment of the applicable fee, the public utility shall conduct the distribution system study. To proceed with a distribution system study, the applicant shall provide the utility with written notification of acceptance and full payment of the estimated study costs within 15 working days of receiving the engineering review. At the request of the applicant, the utility may provide a 15 working day extension of the deadline to provide notification to proceed and full payment. If notification and payment have not been received by the utility within 30 working days after the deadline to accept, the interconnection application shall be deemed withdrawn
Section 34. PSC 119.04 (7) (intro.) is renumbered PSC 119.04 (4) (e) and amended to read:
PSC 119.04 (4) (e) Upon receiving written notification to proceed and payment of the applicable fee, the public utility shall conduct the distribution system study. The public utility shall within the following time periods complete the distribution system study and provide study results to the applicant unless any additional studies are required by the Regional Transmission Operator, in which case the time periods may be extended:
Section 35. PSC 119.04 (7) (a), (b), (c), and (d) are renumbered PSC 119.04 (4) (e) 1., 2., 3., and 4. and PSC 119.04 (4) (e) 4. is amended to read:
PSC 119.04 (4)(e) 4. Category 4 DG facility application, 60 working days, unless a different time period is mutually agreed upon.
Section 36. PSC 119.04 (8) is renumbered PSC 119.04 (4) (f) and amended to read:
PSC 119.04 (4)(f) The public utility shall perform a distribution system study of the local distribution system and notify the applicant of findings along with an estimate of any distribution system construction or modification costs to be borne by the applicant.
Section 37. PSC 119.04 (9) is renumbered PSC 119.04 (4) (g).
Section 38. PSC 119.04 (10) (a) (intro.) is renumbered PSC 119.04 (4) (h) (intro.), PSC 119.04 (10) (a) 1., 2., 3., and PSC 119.04 (10) (b) are renumbered PSC 119.04 (4) (h) 1., 2., and 3., and PSC 119.04 (4) (i), and PSC 119.04 (4) (h) (intro.), PSC 119.04 (4) (h) 2., and PSC 119.04 (4) (i) are amended to read:
PSC 119.04 (4) (h) The applicant shall give the public utility the opportunity to witness or verify the system testing, as required in s. PSC 119.30 or 119.31, the utility’s service rules, and applicable codes and standards. Upon receiving notification that an installation is complete and is in compliance with all applicable codes and standards, including any necessary state and local government inspections, and all requirements set forth in this chapter, the public utility has 10 working days, for a Category 1 or 2 DG project facility, or 20 working days, for a Category 3 or 4 DG project facility, to complete the following:
1. Witness commissioning tests.
2. Perform an anti islanding unintentional islanding test or verify the protective equipment settings at its expense.
3. Waive its right, in writing, to witness or verify the commissioning tests.
PSC 119.04 (4) (i) The applicant shall provide the public utility with the results of any required tests within 5 working days of the completion of the test, for a Category 1 facility, or within 10 working days, for a Category 2 to 4 facility.
Section 39. PSC 119.04 (11) and (12) are renumbered PSC 119.04 (4) (j) (intro.), 1. and 2., and 119.04 (4) (k), and are amended to read.
PSC 119.04 (4) (j) The public utility may shall, unless rights have been waived per par. (h) 3., review the results of the on-site test. and Upon receipt of the test results, the public utility shall notify the applicant within 5 working days, for a Category 1 DG project facility, or within 10 working days, for a Category 2 to 4 DG project facility, of its approval or disapproval of the interconnection.
1. If approved, the public utility shall provide a written statement of final acceptance and cost reconciliation of costs from the engineering review, distribution system study, and any required distribution system upgrades or modifications. Public utilities shall refund to the applicant any fees paid in excess of costs incurred by the utility. Applicants shall pay any additional costs incurred by the utility in excess of previous payments. Any applicant for a DG system that passes the commissioning test may sign a standard interconnection agreement and interconnect.
2. If the public utility does not approve the interconnection, the applicant may take corrective action and request the public utility to reexamine its interconnection request. The applicant shall provide the utility with written notification that corrective action has been taken and request reexamination within 15 working days of receiving notification of disapproval. At the request of the applicant, the utility may provide a 15 working day extension of the deadline to provide notification to proceed and full payment. If a request for reexamination has been received by the utility within 30 working days after the deadline to accept, the interconnection application shall be deemed withdrawn.
PSC 119.04 (4) (k) A standard interconnection agreement shall be signed by the applicant and public utility before parallel operation commences, within 5 working days of the interconnection being deemed approved by the public utility, for a Category 1 facility, or within 10 working days for a Category 2 to 4 facility.
Section 40. PSC 119.04 (5) is created to read:
PSC 119.04 (5)
(a) All public utilities shall maintain a single application queue that shall identify the status of all applications submitted to the utility and shall be used to address applicant inquiries about application status.
(b) Public utilities who serve more than 100,000 customers shall make their application queue public. Public application queues shall be posted on the utility’s website and updated on at least a monthly basis. Certain applications may be removed or redacted when posting in the interest of national security.
(c) At a minimum, the information maintained in an application queue, including public application queues, shall include for all applications active on or submitted to the utility after the effective date of this paragraph…..[LRB inserts date]:
1.
Application or queue numbers that enable applicants to identify their submissions.3.
Proposed DG facility nameplate capacity and, where applicable, export capacity, in kW or MW.5.
Location by city, state, and county.6.
Substation and circuit on which the proposed installation would be located.7.
Current application status (active, withdrawn, approved, in service).8.
Date application deemed complete, if applicable.9.
Current status of the application’s progress through the application process steps outlined in this section.10.
Date of signed interconnection agreement, if applicable.Section 41. PSC 119.04 (6) (intro.) and (6) (a) through (k) are created to read:
PSC 119.04 (6) Upon approval of an application under sub. (4) (a), (c), or (g), the public utility shall provide the applicant with an interconnection approval memorandum that confirms the utility’s application approval and identifies any applicable conditions of approval. For Category 2 to 4 facilities, the memorandum and associated attachments shall provide:
(a) The date of approval.
(b) Completed application materials.
(c) Engineering review requirements, if applicable.
(d) Distribution system study requirements, if applicable.
(e) Identification of the authorized tariff or program agreement applicable to the DG facility at the time the memorandum is issued.
(f) Expiration date of the memorandum if utility requirements are not met, including identification of options for deadline extensions.
