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Title / Description Date
SPP Current Effective Tariff  (54.9 MB)
SPP Documents  >  Governing (Tariff, Bylaws, Articles, Criteria, Membership/Seams Agreements, Market Protocols, Business Practices)
Language accepted in Letter Order ER14-1653-002 in a compliance filing with the Commission’s August 29, 2014 order. These changes are reflected in Attachment X, Article 5A. The effective dates are March 1, 2014 and May 1, 2014.
Language conditionally accepted in Letter Order ER13-366-002 accepting in part SPP’s November 2013 Order 1000 Regional Compliance Filing. The changes are reflected in Attachment O, Sections III, V, Addendum 5 to Attachment O and Attachment Y, Sections I, II, III and VI. The effective date is March 30, 2014.
Language accepted in Letter Order ER14-2887-000 in which SPP filed revisions to clarify reservations priority for existing firm service customers. The changes are reflected in Section 2.2 and Attachment F. The effective date is December 1, 2014.
Language was accepted in Letter Orders ER14-1993-000 and ER14-1993-001 to provide clarity with regard to real power loss responsibility. The changes are reflected in Section 1 Definitions B, L and R, Sections 15.7, 28.5, Schedules 7, 8, and 9, Attachment M and Attachment M Appendix 1. An effective date of July 19, 2014 was requested.
Language accepted in Letter Order ER12-1179-020 in which SPP filed revisions in compliance with the directives issued by FERC in its order dated January 29, 2014. The changes are reflected in Attachment AE (MPL), Sections 5.2.2 and 8.2, Attachment AF, Section 3 and Attachment AG, Section 4. The effective date is March 1, 2014.
Language accepted in Letter Order ER13-1996-000 in which SPP submitted revisions to Attachment T to update the stated point-to-point transmission service rates for City Utilities of Springfield, Missouri. In addition, the filing notifies the Commission of the implementation of the year-two reallocation of revenue requirements in accordance with the Balanced Portfolio process pursuant to Attachment J and O of SPP’s Tariff. The changes are reflected in Attachment T City Utilities of Springfield, MO. The effective date is October 1, 2013.
Language accepted in Letter Order ER14-1225-002 in which SPP filed revisions to update the stated rate for Lea County Electric Cooperative as accepted in the stipulation and settlement approved by the Commission in its July 8, 2014 Order. The changes are reflected in Attachment H and Attachment T, SPS. The effective date is April 1, 2014.
Language accepted in Letter Order ER12-959-006 in which SPP submitted revisions to its Open Access Transmission Tariff (“OATT”) to remove the tariff sheets under which SPP has been collecting Tri-County Electric Cooperative, Inc.’s annual transmission revenue requirement, in compliance with the Commission’s October 16, 2014 Order. The changes are reflected in Attachment H, Attachment H, Addendum 17 and Attachment T – SPS. The effective date is October 16, 2014.
Language accepted in Letter Order ER15-10-000 in which SPP submitted revisions to its Open Access Transmission Tariff (“OATT”) to replace the requirement to pay interest at the rate specified in the Commission’s Regulations with a requirement to pay interested based on actual interest earned. These changes are reflected in Attachment U, Section B; Attachment V, Section 3; Attachment V, Appendixes 2, 3, 3A, 4, 4A and 5; and Attachment AQ, Section 3. The effective date is December 1, 2014.
Language accepted in Letter Order ER15-47-000 in which SPP submitted revised tariff sheets to state that the minimum operating limits specified in the Resource Offer for a Non-Dispatchable Variable Energy Resource must be zero. These changes are reflected in Attachment AE (MPL), Section 4.1.2. The effective date is December 5, 2014.
Language accepted in Letter Order ER15-20-000 in which SPP submitted revisions to its Open Access Transmission Tariff to require SPP to improve notification of proposed pricing changes within five days of the operating day affected. These changes are reflected in Attachment AE (MPL), Section 8.4. The effective date is March 1, 2014.
Language accepted in Letter Order ER15-279-000 in which SPP filed revisions on behalf of Central Nebraska Public Power and Irrigation District (Central) to SPP’s Open Access Transmission Tariff (Tariff) to implement Central’s stated transmission service rate to accommodate recovery of the annual transmission revenue requirements (ATRR) to be included in the Nebraska Public Power District (NPPD) pricing zone (Zone 17) under the Tariff. These changes are reflected in Attachment H and Attachment T – NPPD. The effective date is January 1, 2015.
Language accepted in Letter Order ER15-307-000 in which SPP submitted revisions to its Open Access Transmission Tariff (Tariff) to stipulate that Base Plan Upgrades approved for construction after June 19, 2010 shall be considered in the three-year review of the Highway/Byway cost allocation methodology pursuant to Section III.D of Attachment J. An effective date of January 1, 2015 was requested.
2014/12/31
Bylaws and Membership Agreement Tariff (11-10-2014)  (525.5 KB)
SPP Documents  >  Governing (Tariff, Bylaws, Articles, Criteria, Membership/Seams Agreements, Market Protocols, Business Practices)
Bylaws and Membership Agreement Tariff, effective November 10, 2014.

This version was accepted by FERC in Docket Nos. ER14-2850 and ER14-2851.

2014/12/10
Integrated Marketplace Protocols 23 - Active Version  (5.0 MB)
SPP Documents  >  Governing (Tariff, Bylaws, Articles, Criteria, Membership/Seams Agreements, Market Protocols, Business Practices)
2014/12/04
OATT Business Practices (October 2014)  (2.3 MB)
SPP Documents  >  Operations  >  Tariff Administration Documents  >  OATT Business Practices
OATT Business Practices last revised and in effect 10/2014
2014/10/31
SPP Criteria & Appendices July 29, 2014  (1.5 MB)
SPP Documents  >  Governing (Tariff, Bylaws, Articles, Criteria, Membership/Seams Agreements, Market Protocols, Business Practices)
SPP Criteria & Appendices July 29, 2014

Updated Criteria 12.1.5.3.g; 12.2

2014/08/19
Current Bylaws and Membership Agreement Tariff  (747.0 KB)
SPP Documents  >  Governing (Tariff, Bylaws, Articles, Criteria, Membership/Seams Agreements, Market Protocols, Business Practices)
Bylaws and Membership Agreement Tariff, effective March 30, 2014.

This version was accepted by FERC in Docket Nos. ER14-1002 and ER13-367.

2014/03/30
SPP Criteria & Appendices January 28, 2014  (1.5 MB)
SPP Documents  >  Governing (Tariff, Bylaws, Articles, Criteria, Membership/Seams Agreements, Market Protocols, Business Practices)
Removed Criteria Sections 12.4 & 11, Update to Appendix 12
Update to Criteria 7.3, 7.8.4
2014/01/30
SPP Criteria and Appendices October 29, 2013  (1.2 MB)
SPP Documents  >  Governing (Tariff, Bylaws, Articles, Criteria, Membership/Seams Agreements, Market Protocols, Business Practices)
Updates to Criteria 6
2013/11/01
EIS Market Protocols 36.0  (1.4 MB)
SPP Documents  >  Governing (Tariff, Bylaws, Articles, Criteria, Membership/Seams Agreements, Market Protocols, Business Practices)
2013/10/10
Criteria and Appendices July 30, 2013  (2.5 MB)
SPP Documents  >  Governing (Tariff, Bylaws, Articles, Criteria, Membership/Seams Agreements, Market Protocols, Business Practices)
Update to Appendix 7
2013/08/14
Criteria and Appendices April 30, 2013  (1.8 MB)
SPP Documents  >  Governing (Tariff, Bylaws, Articles, Criteria, Membership/Seams Agreements, Market Protocols, Business Practices)
Updates to Criteria Section 6, Update to Appendix 12
2013/05/29
SPP Criteria & Appendices January 30, 2012  (1.7 MB)
SPP Documents  >  Governing (Tariff, Bylaws, Articles, Criteria, Membership/Seams Agreements, Market Protocols, Business Practices)
Update to Appendix 6C, 6E, 6F, & 7; Update to Criteria 12
2012/03/23
SPP Articles of Incorporation  (135.3 KB)
SPP Documents  >  Governing (Tariff, Bylaws, Articles, Criteria, Membership/Seams Agreements, Market Protocols, Business Practices)
Articles of Incorporation of Southwest Power Pool, Inc. filed 01/03/94; effective 01/01/94 (136 KB pdf)
1994/01/01
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