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TITLE 16ECONOMIC REGULATION
PART 2PUBLIC UTILITY COMMISSION OF TEXAS
CHAPTER 25SUBSTANTIVE RULES APPLICABLE TO ELECTRIC SERVICE PROVIDERS
SUBCHAPTER BCUSTOMER SERVICE AND PROTECTION
RULE §25.43Provider of Last Resort (POLR)

service on behalf of the LSP, it will request that the LSP affiliate demonstrate that it has the capability. The commission staff will review the LSP affiliate's filing and may initiate a proceeding with the commission to disqualify the LSP affiliate from providing POLR service. The LSP affiliate may continue providing POLR service to ESI IDs currently receiving the service during the pendency of the proceeding; however, the LSP must immediately assume responsibility to provide service under this section to customers who request POLR service, or are transferred to POLR service through a mass transition, during the pendency of the proceeding.

  (5) Designation of an affiliate to provide POLR service on behalf of an LSP must not change the number of ESI IDs served or the retail sales in megawatt-hours for the LSP for the reporting period nor does such designation relieve the LSP of its POLR service obligations in the event that the LSP affiliate fails to provide POLR service in accordance with the commission rules.

  (6) The designated LSP affiliate must provide POLR service and all reports as required by the commission's rules on behalf of the LSP.

  (7) The methodology used by a designated LSP affiliate to calculate POLR rates must be consistent with the methodology used to calculate LSP POLR rates in subsection (m) of this section.

  (8) If an LSP affiliate designated to provide POLR service on behalf of an LSP cannot meet or fails to meet the POLR service requirements in applicable laws and Commission rules, the LSP must provide POLR service to any ESI IDs currently receiving the service from the LSP affiliate and to ESI IDs in a future mass transition or upon customer request.

  (9) An LSP may elect to reassume provisioning of POLR service from the LSP affiliate by filing a reversion notice with the commission and notifying ERCOT at least 30 days in advance.

(l) Mass transition of customers to POLR providers. The transfer of customers to POLR providers must be consistent with this subsection.

  (1) ERCOT must first transfer customers to VREPs, up to the number of ESI IDs that each VREP has offered to serve for each customer class in the POLR area. ERCOT must use the VREP list to assign ESI IDs to the VREPs in a non-discriminatory manner, before assigning customers to the LSPs. A VREP must not be assigned more ESI IDs than it has indicated it is willing to serve pursuant to subsection (i) of this section. To ensure non-discriminatory assignment of ESI IDs to the VREPs, ERCOT must:

    (A) Sort ESI IDs by POLR area;

    (B) Sort ESI IDs by customer class;

    (C) Sort ESI IDs numerically;

    (D) Sort VREPs numerically by randomly generated number; and

    (E) Assign ESI IDs in numerical order to VREPs, in the order determined in subparagraph (D) of this paragraph, in accordance with the number of ESI IDs each VREP indicated a willingness to serve pursuant to subsection (i) of this section. If the number of ESI IDs is less than the total that the VREPs indicated that they are willing to serve, each VREP must be assigned an equal number of ESI IDs, up to the number that each VREP indicated it was willing to serve for a given class and POLR area.

  (2) If the number of ESI IDs exceeds the amount the VREPs are designated to serve, ERCOT must assign remaining ESI IDs to LSPs in a non-discriminatory fashion, in accordance with their percentage of market share based upon retail sales in megawatt-hours, on a random basis within a class and POLR area, except that a VREP that is also an LSP that volunteers to serve at least 1% of its market share for a class of customers in a POLR area must be exempt from the LSP allocation up to 1% of the class and POLR area. To ensure non-discriminatory assignment of ESI IDs to the LSPs, ERCOT must:

    (A) Sort the ESI IDs in excess of the allocation to VREPs, by POLR area;

    (B) Sort ESI IDs in excess of the allocation to VREPs, by customer class;

    (C) Sort ESI IDs in excess of the allocation to VREPs, numerically;

    (D) Sort LSPs, except LSPs that volunteered to serve 1% of their market share as a VREP, numerically by MWhs served;

    (E) Assign ESI IDs that represent no more than 1% of the total market for that POLR area and customer class less the ESI IDs assigned to VREPs that volunteered to serve at least 1% of their market share for each POLR area and customer class in numerical order to LSPs designated in subparagraph (D) of this paragraph, in proportion to the percentage of MWhs served by each LSP to the total MWhs served by all LSPs;

    (F) Sort LSPs, including any LSPs previously excluded under subparagraph (D) of this paragraph; and

    (G) Assign all remaining ESI IDs in numerical order to LSPs in proportion to the percentage of MWhs served by each LSP to the total MWhs served by all LSPs.

  (3) Each mass transition must be treated as a separate event.

(m) Rates applicable to POLR service.

  (1) A VREP must provide service to customers using a market-based, month-to-month product. The VREP must use the same market-based, month-to-month product for all customers in a mass transition that are in the same class and POLR area.

  (2) Subparagraphs (A) - (C) of this paragraph establish the maximum rate for POLR service charged by an LSP. An LSP may charge a rate less than the maximum rate if it charges the lower rate to all customers in a mass transition that are in the same class and POLR area.

    (A) Residential customers. The LSP rate for the residential customer class must be determined by the following formula: LSP rate (in $ per kWh) = (Non-bypassable charges + LSP customer charge + LSP energy charge) / kWh used, where:

      (i) Non-bypassable charges must be all TDU charges and credits for the appropriate customer class in the applicable service territory and other charges including ERCOT administrative charges, nodal fees or surcharges, reliability unit commitment (RUC) capacity short charges attributable to LSP load, and applicable taxes from various taxing or regulatory authorities, multiplied by the level of kWh and kW used, where appropriate.

      (ii) LSP customer charge must be $0.09 per kWh.

      (iii) Beginning on the 10th of each month, an LSP energy charge must be the average of the actual Real-Time Settlement Point Prices (RTSPPs) for the applicable load zone for the preceding calendar month (the historical average RTSPP) multiplied by the number of kWhs the customer used during that billing period and further multiplied by 120%. The LSP energy charge must not exceed 160%of the preceding calendar month's LSP energy charge. The applicable load zone will be the load zone located partially or wholly in the customer's TDU service territory with the highest average under the historical average RTSPP calculation.

      (iv) "Number of kWhs the customer used" is based on usage data provided to the POLR by the TDU.

    (B) Small and medium non-residential customers. The LSP rate for the small and medium non-residential customer classes must be determined by the following formula: LSP rate (in $ per kWh) = (Non-bypassable charges + LSP customer charge + LSP energy charge) / kWh used, where:

      (i) Non-bypassable charges must be all TDU charges and credits for the appropriate customer class in the applicable service territory, and other charges including ERCOT administrative charges, nodal fees or surcharges, RUC capacity short charges attributable to LSP load, and applicable taxes from various taxing or regulatory authorities, multiplied by the level of kWh and kW used, where appropriate.

      (ii) LSP customer charge must be $0.09 per kWh.

      (iii) Beginning on the 10th of each month, LSP energy charge must be the average of the actual RTSPPs for the applicable load zone for the preceding calendar month multiplied by the number of kWhs the customer used during that billing period and further multiplied by 125%. The LSP energy charge must not exceed 160% of the preceding calendar month's LSP energy charge. The applicable load zone will be the load zone located partially or wholly in the customer's TDU service territory with the highest average under the historical average RTSPP calculation.

      (iv) "Number of kWhs the customer used" is based on usage data provided to the POLR by the TDU.

    (C) Large non-residential customers. The LSP rate for the large non-residential customer class must be determined by the following formula: LSP rate (in $ per kWh) = (Non-bypassable charges + LSP customer charge + LSP demand charge + LSP energy charge) / kWh used, where:

      (i) Non-bypassable charges must be all TDU charges and credits for the appropriate customer class in the applicable service territory, and other charges including ERCOT administrative charges, nodal fees or surcharges, RUC capacity short charges attributable to LSP load, and applicable taxes from various taxing or regulatory authorities, multiplied by the level of kWh and KW used, where appropriate.

Cont'd...

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