1. Labeling of Electricity Mike McCarty ERCOT Client Services RMS 05/06/14

2. RMS 2 PUCT Rule PUCT Rule 25.476 Renewable and Green Energy Verification – Subchapter R –To establish the procedures by which Retail Electric Providers (REPs) calculate and compose their renewable content –To establish guidelines and verification for claims of “green” products

3. RMS 3 Generator Responsibilities Not later than March 1, each generation owner shall report the following to the registration agent (ERCOT) for the preceding calendar year: –Net Generation Provided by ERCOT for ERCOT Polled Settlement Metered facilities –Average Annual Emission Rates Carbon dioxide, Nitrogen oxides, Particulates, Sulfur dioxide and Nuclear waste

4. ERCOT Responsibilities Generator Scorecards –ERCOT creates and maintains generator scorecards for each generation owner for facilities located in Texas: Generation Fuel mix Annual Emissions Rates –ERCOT publishes A state average fuel mix Statewide average emission rates by emission type Default fuel mix and emission rates –Published on ERCOT’s web site by April 1 of each year Renewable Content Calculator found at http://www.ercot.com/mktinfo/retail/electric/index.html http://www.ercot.com/mktinfo/retail/electric/index.html RMS 4

5. REP Responsibilities Calculating renewable generation and authenticating “green” claims –REPs marketing “green” electricity based on natural gas produced in Texas Attestation from generators that the natural gas was produced in Texas Due to ERCOT no later than March 15 of each year –REPs with contracts with out-of state generators needed to authenticate fuel mix Report annual fuel mix from out-of state generators Due to ERCOT no later than March 1 of each year –Annual reporting obligation REPs must update renewable energy percentages on their Electricity Facts Label (EFL) and provide to ERCOT no later than July 1 of each year For products currently offered or offered during the preceding calendar year For generation purchased during the preceding calendar year RMS 5

6. Why are we here? PUCT has asked ERCOT to notify REPs of the requirements to update EFLs and submit to ERCOT by July 1 Options: –Renewable energy percentage for each product –Electricity Facts Label for each product –Completed Renewable Content Calculator for each product ERCOT will send a market notice describing the reporting requirements and process Any Questions or Concerns –Send to electricitylabel@ercot.comelectricitylabel@ercot.com RMS 6