VERSION 22 Date Posted: 12/09/2019

Public Service Company of Colorado

Notice of Customer Voluntary Written Consent In Compliance with 18 C.F.R Part 358.7(c)

A non-affiliated transmission customer may voluntarily consent, in writing, to allow Public Service Company of Colorado (“PSC” or the “Transmission Provider”) to share the non-affiliated customer's information with a Marketing or Energy Affiliate of Transmission Provider. If a non-affiliated customer authorizes the Transmission Provider to share its information with a Marketing or Energy Affiliate, the Transmission Provider must post notice on the OASIS or Internet website of that consent along with a statement that it did not provide any preferences, either operational or rate-related, in exchange for that voluntary consent.

Customer Description Cedar Point Wind, LLC Cedar Point Wind, LLC has given a voluntary written consent to allow PSC’s Transmission Function to share Cedar Point Wind, LLC non-public transmission information with the wholesale merchant function of PSC. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent provided on October 5, 2004, by Todd Eagleston of Cedar Point Wind, LLC to Steve Mornis, Account Representative, Xcel Energy Transmission Services. Akron Wind Energy, LLC Akron Wind Energy, LLC has given a voluntary written consent to allow PSC’s Transmission Function to share Akron Wind Energy, LLC non-public transmission information with the wholesale merchant function of PSC. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent provided on October 5, 2004, by David A. Stoner of Akron Wind Energy, LLC to Steve Mornis, Account Representative, Xcel Energy Transmission Services. Cedar Creek Wind Energy, Cedar Creek Wind Energy, LLC has given a voluntary written consent to allow LLC PSC’s Transmission Function to share Cedar Creek Wind Energy, LLC non- public transmission information with the wholesale merchant function of PSC. PSC’s Transmission Function will not provide any preferences, either rate- related or operational, in exchange for this written consent. Written consent provided on October 5, 2004, by David A. Stoner of Cedar Creek Wind Energy, LLC to Steve Mornis, Account Representative, Xcel Energy Transmission Services. EnXco Develeopment EnXco Develeopment Corporation has given a voluntary written consent to Corporation allow PSC’s Transmission Function to share EnXco Develeopment Corporation non-public transmission information with the wholesale merchant function of PSC. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent provided on October 5, 2004, by Joeseph B. Fahrendorf of EnXco Develeopment Corporation to Steve Mornis, Account Representative, Xcel Energy Transmission Services. Gamsea Energy USA Gamsea Energy USA has given a voluntary written consent to allow PSC’s Transmission Function to share Gamsea Energy USA non-public transmission information for the two designated wind projects with the wholesale merchant function of PSC. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent provided on October 8, 2004, by Gabriel Alonso of Gamsea Energy USA to Steve Mornis, Account Representative, Xcel Energy Transmission Services.

VERSION 22 Date Posted: 12/09/2019 PPM Energy Inc. PPM Energy Inc. has given a voluntary written consent to allow PSC’s Transmission Function to share PPM Energy Inc. non-public transmission information with the wholesale merchant function of PSC. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent provided on October 12, 2004, by Jean Wilson of PPM Energy Inc. to Steve Mornis, Account Representative, Xcel Energy Transmission Services. Orion Energy LLC Orion Energy LLC has given a voluntary written consent to allow PSC’s Transmission Function to share Orion Energy LLC non-public transmission information for the two designated wind projects with the wholesale merchant function of PSC. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent provided on October 12, 2004, by Reid M. Buckley of Orion Energy LLC to Steve Mornis, Account Representative, Xcel Energy Transmission Services. Clipper Windpower, Inc. Clipper Windpower, Inc. has given a voluntary written consent to allow PSC’s Transmission Function to share Clipper Windpower, Inc. non-public transmission information with the wholesale merchant function’s Resource Planning group of PSC. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent provided on November 9, 2004, by Thomas Feiler of Clipper Windpower, Inc. to Steve Mornis, Account Representative, Xcel Energy Transmission Services. Baca One Wind, LLC Baca One Wind, LLC has given a voluntary written consent to allow PSC’s Transmission Function to share Baca One Wind, LLC non-public transmission information with the wholesale merchant function’s Resource Planning group of PSC. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent provided on November 9, 2004, by Gary D. Tassainer of Baca One Wind, LLC to Steve Mornis, Account Representative, Xcel Energy Transmission Services. Prairie Wind Energy, LLC Prairie Wind Energy, LLC has given a voluntary written consent to allow PSC’s Transmission Function to share Prairie Wind Energy, LLC non-public transmission information with the wholesale merchant function’s Resource Planning group of PSC. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent provided on November 9, 2004, by Chris E. Rundell of Prairie Wind Energy, LLC to Steve Mornis, Account Representative, Xcel Energy Transmission Services. FLP Energy FLP Energy has given a voluntary written consent to allow PSC’s Transmission Function to share FLP Energy non-public transmission information with the wholesale merchant function’s Resource Planning group of PSC. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent provided on November 9, 2004, by John DiDonato of FLP Energy to Steve Mornis, Account Representative, Xcel Energy Transmission Services. Seawest Seawest has given a voluntary written consent to allow PSC’s Transmission Function to share Seawest non-public transmission information with the wholesale merchant function’s Resource Planning group of PSC. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent provided on November 9, 2004, by Edward E. Maddox of Seawest to Steve Mornis, Account Representative, Xcel Energy Transmission Services. Distributed Generation Distributed Generation Systems, Inc. has given a voluntary written consent to Systems, Inc. allow PSC’s Transmission Function to share Distributed Generation Systems, Inc. non-public transmission information with the wholesale merchant function’s Resource Planning group of PSC. PSC’s Transmission Function

VERSION 22 Date Posted: 12/09/2019 will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent provided on November 10, 2004, by Dale Osborn of Distributed Generation Systems, Inc. to Steve Mornis, Account Representative, Xcel Energy Transmission Services. Wind LLC Invenergy Wind LLC has given a voluntary written consent to allow PSC’s Transmission Function to share Invenergy Wind LLC non-public transmission information with the wholesale merchant function’s Resource Planning group of PSC associated with PSC’s 2004 Renewable Resource RFP. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent provided on November 15, 2004, by Douglas B. Carter of Invenergy Wind LLC to Steve Mornis, Account Representative, Xcel Energy Transmission Services. Cogentrix Energy, Inc. Cogentrix Energy, Inc. has given a voluntary written consent to allow PSC’s Transmission Function to share Cogentrix Energy, Inc. non-public transmission information with the wholesale merchant function’s Resource Planning group of PSC for the all source RFP project. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent provided on May 17, 2005, by Richard Gray, Vice President – Project Management for Cogentrix Energy, Inc. to Steve Mornis, Account Representative, Xcel Energy Transmission Services. Black Hills Generation, Inc. Black Hills Generation, Inc. has given a voluntary written consent to allow PSC’s Transmission Function to share Black Hills Generation, Inc. non-public transmission information with the wholesale merchant function’s Resource Planning group of PSC for the all source RFP project. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent provided on May 16, 2005, by Maurice T. Klefeker, Senior Vice President of Black Hills Generation, Inc. to Steve Mornis, Account Representative, Xcel Energy Transmission Services. Calpine Corporation Calpine Corporation has given a voluntary written consent to allow PSC’s Transmission Function to share Calpine Corporation non-public transmission information with the wholesale merchant function’s Resource Planning group of PSC for the all source RFP project. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent provided on May 16, 2005, by David D. Perkins, Director of Marketing and Sales of Calpine Corporation to Steve Mornis, Account Representative, Xcel Energy Transmission Services. Cedar Creek Wind Energy, Cedar Creek Wind Energy, LLC has given a voluntary written consent to allow LLC. PSC’s Transmission Function to share Cedar Creek Wind Energy, LLC. non- public transmission information with the wholesale merchant function’s Resource Planning group of PSC for the all source RFP project. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent provided on May 16, 2005, by David A. Stoner, Director of Development for Cedar Creek Wind Energy, LLC. to Steve Mornis, Account Representative, Xcel Energy Transmission Services. Invenergy Wind LLC Invenergy Wind LLC has given a voluntary written consent to allow PSC’s Transmission Function to share Invenergy Wind LLC non-public transmission information with the wholesale merchant function’s Resource Planning group of PSC for the all source RFP project. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent provided on May 17, 2005, by Douglas B. Carter, Vice President of Invenergy Wind LLC to Steve Mornis, Account Representative, Xcel Energy Transmission Services. Thermo Cogeneration Thermo Cogeneration Partners, L.P. has given a voluntary written consent to Partners, L.P. allow PSC’s Transmission Function to share Thermo Cogeneration Partners, L.P. non-public transmission information with the wholesale merchant

VERSION 22 Date Posted: 12/09/2019 function’s Resource Planning group of PSC for the all source RFP project. PSC’s Transmission Function will not provide any preferences, either rate- related or operational, in exchange for this written consent. Written consent provided on May 17, 2005, by Paul Steinway, President of Thermo Cogeneration Partners, L.P. to Steve Mornis, Account Representative, Xcel Energy Transmission Services. PPM Energy PPM Energy has given a voluntary written consent to allow PSC’s Transmission Function to share PPM Energy non-public transmission information with the wholesale merchant function’s Resource Planning group of PSC for the all source RFP project. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent provided on July 29, 2005, by Barrett Stambler, Vice President of PPM Energy to Steve Mornis, Account Representative, Xcel Energy Transmission Services. Intermountain Rural Electric Intermountain Rural Electric Association, Inc. has given a voluntary written Association, Inc. consent to allow PSC’s Transmission Function to share Intermountain Rural Electric Association, Inc. non-public transmission information related to requests for new delivery points for Intermountain Rural Electric Association, Inc. with the wholesale merchant function of PSC. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent provided on February 3, 2006, by John E. Pope of Intermountain Rural Electric Association, Inc. to Robin Kittel, Director, Transmission Business Relations, Xcel Energy Transmission Services. Rocky Mountain Energy Rocky Mountain Energy Center, LLC (RMEC) has given a voluntary written Center, LLC consent to allow PSC’s Transmission Function to engage in non-public transmission/interconnection related discussions associated with the existing and a possible future purchase power agreement between Xcel Energy and RMEC. This consent is for meetings pertaining to the May 2007 outages only. Written consent provided on April 11, 2007, by James Gooding of Rocky Mountain Energy Center, LLC to Steve Mornis, Transmission Account Representative, Xcel Energy Transmission Services. Peetz Table Wind Enrgy, LLC Peetz Table Wind Enrgy, LLC and Logan Wind Energy LLC (Customers) has and Logan Wind Energy LLC given a voluntary written consent to allow PSC’s Transmission Function to share non-public transmission information with the wholesale merchant function of PSC regarding Customer’s projects. Written consent provided on September 4, 2007, by Dean R Gosselin ice President of Peetz Table Wind Enrgy, LLC and Logan Wind Energy LLC to Steve Mornis, Transmission Account Representative, Xcel Energy Transmission Services. FPL Energy, LLC FPL Energy, LLC has given voluntary written consent to allow PSC’s Transmission Function to share FPL Energy, LLC non-public transmission information with the Wholesale Merchant Function of PSC. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent by FPL Energy, LLC was provided to the Wholesale Merchant Function by letter dated April 10, 2008 but Wholesale Merchant Function did not forward the letter to PSC’s Transmission Function until October 6, 2008. Big Sandy Creek Wind, LLC Big Sandy Creek Wind, LLC has given voluntary written consent to allow PSC’s Transmission Function to share Big Sandy Creek Wind, LLC non-public transmission information with the Wholesale Merchant Function of PSC. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent by Big Sandy Creek Wind, LLC was provided to the Wholesale Merchant Function by letter dated April 10, 2008 but Wholesale Merchant Function did not forward the letter to

VERSION 22 Date Posted: 12/09/2019 PSC’s Transmission Function until October 13, 2008. Clipper Clipper Wind Power Development Company has given voluntary Development Company written consent to allow PSC’s Transmission Function to share Clipper Wind Power Development Company non-public transmission information with the Wholesale Merchant Function of PSC. PSC’s Transmission Function will not provide any preferences, either rate- related or operational, in exchange for this written consent. Written consent by Clipper Wind Power Development Company was provided to the Wholesale Merchant Function by letter dated April 10, 2008 but Wholesale Merchant Function did not forward the letter to PSC’s Transmission Function until October 13, 2008. NEXTera Energy NEXTera Energy Resources has given voluntary written consent to Resources allow PSC’s Transmission Function to share NEXTera Energy Resources non-public transmission information with the Wholesale Merchant Function of PSC. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent by NEXTera Energy Resources was provided to the Wholesale Merchant Function by letter dated February 13, 2009, and provided to PSC’s Transmission Function on the same day. City of Boulder City of Boulder has given voluntary written consent to allow PSC’s Transmission Function to share City of Boulder non-public transmission information with the Wholesale Merchant Function of PSC. PSC’s Transmission Function will not provide any preferences, either rate- related or operational, in exchange for this written consent. Written consent by Jane S. Brautigan, City Manager, City of Boulder was provided to the Wholesale Merchant Function by letter dated April 9, 2009, and provided to PSC’s Transmission Function on April 16, 2009. Black Hills Colorado Electric Black Hills Colorado Electric has given voluntary written consent to allow PSC’s Transmission Function to share Black Hills Colorado Electric non-public transmission information regarding the Restated Power Sale Agreement between the Companies in connection with the PSC Balancing Authority Area Ancillary Services and Requirements Filing (Docket No. ER09-951) but only for the purpose of ensuring that the tariff changes proposed in Docket No, ER09-951 do not cause a “double billing” of ancillary services. Consent is granted on the condition the Customer will be included in discussions or communications that occur between WMF and Transmission Function. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent by Jacqueline A. Sargent, Director of Generation Dispatch and Power Marketing, Black Hills Colorado Electric was provided to the Wholesale Merchant Function by letter dated April 29, 2009 and provided to PSC’s Transmission Function on the same day. BP Wind Energy North BP Wind Energy North America, Inc. has given voluntary written America, Inc. consent to allow PSC’s Transmission Function to share BP Wind Energy North America, Inc. non-public transmission information with the Wholesale Merchant Function of PSC. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent by Darrel Thorson, Vice President, BP Wind Energy North America, Inc. was provided to PSC’s Transmission Function on November 11, 2009.

VERSION 22 Date Posted: 12/09/2019 Limon Wind, LLC Limon Wind, LLC has given voluntary written consent to allow PSC’s Transmission Function to share Limon Wind, LLC non-public transmission information with the Wholesale Merchant Function of PSC. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent by John DiDonato, Vice President, Limon Wind, LLC was provided to the Wholesale Merchant Function by letter dated March 9, 2011, and provided to PSC’s Transmission Function on March 10, 2011. Black Hills Corporation Black Hills Corporation has given voluntary written consent to allow PSC’s Transmission Function to share Black Hills Corporation non- public transmission information with the Wholesale Merchant Function of PSC. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent. Written consent by Andy Butcher, Director GDPM, Black Hills Corporation was provided to the Wholesale Merchant Function by letter dated April 7, 2011, and provided to PSC’s Transmission Function on April 8, 2011. Invenergy, LLC Invenergy, LLC has given voluntary written consent to allow PSC’s Transmission Function to share interconnection metering details with PSC’s Wholesale Merchant Function. Written consent by Kris Zadlo, PE, Vice President Invenergy, LLC was provided by email on May 27, 2014 to the Transmission Function. PacifiCorp PacifiCorp has given voluntary written consent to allow PSC’s Transmission Function to share Transmission Service details for Craig Generating Station and Four Corners Generating Station related to the Power and Transmission Services Agreement among Public Service Company of Colorado, Tri-State Generation and Transmission Association, and PacifiCorp (dated April 15, 1991, first revised October 29, 1993) with Xcel Energy Services Inc. Wholesale Merchant Function personnel. PSC’s Transmission Function will not provide any preference, either operational or rate-related, in exchange for this voluntary consent. Written Consent by Joseph Hoerner, Vice President, Energy Supply Management provided to PSC’s Transmission Function on June 15, 2018. Platte River Power Authority Each of PSC, Platte River Power Authority, Black Hills Colorado Black Hills Colorado Electric Electric and Colorado Springs Utilities are parties to the First Revised Colorado Springs Utilities joint Dispatch Agreement (“JDA”), effective July 15, 2019, and have jointly and voluntarily authorized their marketing function employees to distribute and gain access to the other Parties’ electric generator cost and metering data, electric load data, and aggregate net interchange transaction data for the purpose of operating under the JDA, effective November 14, 2019. PSC’s Transmission Function will not provide any preferences, either rate-related or operational, in exchange for this written consent.