Energy Transition, Renewables, Emissions

May 18, 2026

Platts proposes to change frequency of several US Renewable Energy Certificates assessments from weekly to daily, July 1

Platts, part of S&P Global Energy, proposes to change the frequency of several US Renewable Energy Certificate (REC) price assessments from weekly to daily, effective July 1, 2026.

Platts is proposing to move five prices to a daily frequency to provide more transparency to the market and to better reflect liquidity:

  • Texas non-Solar REC Next Year Vintage
  • Texas Green-e Eligible Wind REC Current Year Vintage FH
  • Texas Green-e Eligible Wind REC Current Year Vintage BH
  • New Jersey REC Class 1 Current Year Vintage
  • PJM Tri-Qualified REC Tier 1 Current Year Vintage

The symbols that would be impacted are as follows:

Symbol Current Assessment Name Proposed Assessment Name from July 1
ARFAF00 Texas non-Solar REC Next Year Vintage Wkly Texas non-Solar REC Next Year Vintage
ARFAJ00 Texas Green-e Eligible Wind REC Current Year Vintage FH Wkly Texas Green-e Eligible Wind REC Current Year Vintage FH
ARFAK00 Texas Green-e Eligible Wind REC Current Year Vintage BH Wkly Texas Green-e Eligible Wind REC Current Year Vintage BH
ARHAD00 PJM Tri-Qualified REC Tier 1 Current Year Vintage Wkly PJM Tri-Qualified REC Tier 1 Current Year Vintage
RECNJT1 New Jersey REC Class 1 Current Year Vintage Wkly New Jersey REC Class 1 Current Year Vintage
ADJAH00 ERCOT Emissions Adjusted Green-e Eligible Wind REC Current Year Vintage FH ERCOT Emissions Adjusted Green-e Eligible Wind REC Current Year Vintage FH
ADJAH03 ERCOT Emissions Adjusted Green-e Eligible Wind REC Current Year Vintage FH MAvg ERCOT Emissions Adjusted Green-e Eligible Wind REC Current Year Vintage FH MAvg
ADJAI00 ERCOT Emissions Adjusted Green-e Eligible Wind REC Current Year Vintage BH ERCOT Emissions Adjusted Green-e Eligible Wind REC Current Year Vintage BH
ADJAI03 ERCOT Emissions Adjusted Green-e Eligible Wind REC Current Year Vintage BH MAvg ERCOT Emissions Adjusted Green-e Eligible Wind REC Current Year Vintage BH MAvg
AEMJR00 PJM Emissions Adjusted New Jersey REC Class 1 Current Year Vintage PJM Emissions Adjusted New Jersey REC Class 1 Current Year Vintage
AEMJR03 PJM Emissions Adjusted New Jersey REC Class 1 Current Year Vintage MAvg PJM Emissions Adjusted New Jersey REC Class 1 Current Year Vintage MAvg
AEMKF00 PJM Emissions Adjusted PJM Tri-Qualified REC Tier 1 Current Year Vintage PJM Emissions Adjusted PJM Tri-Qualified REC Tier 1 Current Year Vintage
AEMKF03 PJM Emissions Adjusted PJM Tri-Qualified REC Tier 1 Current Year Vintage MAvg PJM Emissions Adjusted PJM Tri-Qualified REC Tier 1 Current Year Vintage MAvg
MECNJT1 New Jersey REC Class 1 Current Year Vintage Wkly (Mirror) New Jersey REC Class 1 Current Year Vintage (Mirror)
MRFAF00 Texas non-Solar REC Next Year Vintage Wkly (Mirror) Texas non-Solar REC Next Year Vintage (Mirror)
MRFAJ00 Texas Green-e Eligible Wind REC Current Year Vintage FH Wkly (Mirror) Texas Green-e Eligible Wind REC Current Year Vintage FH (Mirror)
MRFAK00 Texas Green-e Eligible Wind REC Current Year Vintage BH Wkly (Mirror) Texas Green-e Eligible Wind REC Current Year Vintage BH (Mirror)
MRHAD00 PJM Tri-Qualified REC Tier 1 Current Year Vintage Wkly (Mirror) PJM Tri-Qualified REC Tier 1 Current Year Vintage (Mirror)

The assessments would be published daily at 1:30 pm Central Time and following the US holiday calendar.

The assessments appear in the fixed pages CLE3200, PEA0750, EVA3005, AGP2750, as well as in the REC Daily and Megawatt Daily reports.

Please send any questions, comments, or feedback by May 29 to americas_renewables@spglobal.com and pricegroup@spglobal.com.

For written comments, please provide a clear indication if they are not intended for publication by Platts for public viewing. Platts will consider all comments received and make comments not marked as confidential available upon request.