| Y1M | | ERCOT Houston 345kV Physical HE 1000-1700 Fixed Price 7x | Electricity | IEPA | |
| Y1L | | ERCOT Houston 345kV Physical HE 1000-1700 Fixed Price 7x Daily Fixed Price | Electricity | IEPA | |
| XNY | | ERCOT Houston 345kV Physical HE 1200-2200 Daily Fixed Price | Electricity | IEPA | |
| XSB | | ERCOT Houston 345kV Physical HE 1200-2200 Fixed Price | Electricity | IEPA | |
| X1O | | ERCOT Houston 345kV Physical HE 1800-2200 Fixed Price 7x | Electricity | IEPA | |
| X1N | | ERCOT Houston 345kV Physical HE 1800-2200 Fixed Price 7x Daily | Electricity | IEPA | |
| XRY | | ERCOT Houston 345kV Physical HR ATC | Electricity | IEPA | |
| YCP | | ERCOT Houston 345kV Physical HR HE 0700-1100 | Electricity | IEPA | |
| XQD | | ERCOT Houston 345kV Physical HR HE 1-6, 23, 24, 7x | Electricity | IEPA | |
| XQG | | ERCOT Houston 345kV Physical HR HE 1200-2200 | Electricity | IEPA | |
| YDB | | ERCOT Houston 345kV Physical HR HE 1700-2200 | Electricity | IEPA | |
| X1U | | ERCOT Houston 345kV Physical HR HE 1800-2200 7x | Electricity | IEPA | |
| XQF | | ERCOT Houston 345kV Physical HR Off-Peak | Electricity | IEPA | |
| XQE | | ERCOT Houston 345kV Physical HR Off-Peak Weekend HE 0700-2200 | Electricity | IEPA | |
| YDV | | ERCOT Houston 345kV Physical HR Peak HE 0700-1100,1700-2200 | Electricity | IEPA | |
| XQC | | ERCOT Houston 345kV Physical HR Peak HE 0700-2200 | Electricity | IEPA | |
| XNZ | | ERCOT Houston 345kV Physical Off-Peak Daily Fixed Price | Electricity | IEPA | |
| XPM | | ERCOT Houston 345kV Physical Off-Peak Fixed Price | Electricity | IEPA | |
| XOF | | ERCOT Houston 345kV Physical Off-Peak Weekend HE 0700-2200 Daily Fixed Price | Electricity | IEPA | |
| XPL | | ERCOT Houston 345kV Physical Off-Peak Weekend HE 0700-2200 Fixed Price | Electricity | IEPA | |
| YCJ | | ERCOT Houston 345kV Physical Peak HE 0700-1100 Daily Fixed Price | Electricity | IEPA | |
| YDO | | ERCOT Houston 345kV Physical Peak HE 0700-1100,1700-2200 Daily Fixed Price | Electricity | IEPA | |
| YDP | | ERCOT Houston 345kV Physical Peak HE 0700-1100,1700-2200 Fixed Price | Electricity | IEPA | |
| XOH | | ERCOT Houston 345kV Physical Peak HE 0700-2200 Daily Fixed Price | Electricity | IEPA | |
| XPJ | | ERCOT Houston 345kV Physical Peak HE 0700-2200 Fixed Price | Electricity | IEPA | |
| YCU | | ERCOT Houston 345kV Physical Peak HE 1700-2200 Daily Fixed Price | Electricity | IEPA | |
| YCV | | ERCOT Houston 345kV Physical Peak HE 1700-2200 Fixed Price | Electricity | IEPA | |
| YGR | | ERCOT Houston Load Zone HE 0100-0600, 2300, 2400, 7x Daily Fixed Price | Electricity | IEPA | |
| YGS | | ERCOT Houston Load Zone HE 0100-0600, 2300, 2400, 7x Fixed Price | Electricity | IEPA | |
| YGJ | | ERCOT Houston Load Zone Off-Peak Weekend Daily Fixed Price | Electricity | IEPA | |
| XQQ | | ERCOT Houston LZ Physical Peak HE 0700-2200 Fixed Price | Electricity | IEPA | |
| XS6 | | ERCOT Houston LZ Physical ATC | Electricity | IEPA | |
| XS5 | | ERCOT Houston LZ Physical ATC Daily | Electricity | IEPA | |
| XRA | | ERCOT Houston LZ Physical Off-Peak Daily Fixed Price | Electricity | IEPA | |
| XQR | | ERCOT Houston LZ Physical Off-Peak Fixed Price | Electricity | IEPA | |
| XOW | | ERCOT Houston LZ Physical Peak HE 0700-2200 Daily Fixed Price | Electricity | IEPA | |
| YFN | | ERCOT North 345kV Hub HE 0700-2200, 7x Daily Fixed Price | Electricity | IEPA | |
| YFO | | ERCOT North 345kV Hub HE 0700-2200, 7x Fixed Price | Electricity | IEPA | |
| YGV | | ERCOT North 345kV Hub HR HE 0700-2200, 7x | Electricity | IEPA | |
| XOM | | ERCOT North 345kV Physical ATC Daily Fixed Price | Electricity | IEPA | |
| XRT | | ERCOT North 345kV Physical ATC Fixed Price | Electricity | IEPA | |
| YDY | | ERCOT North 345kV Physical Daily ATC Fixed Price | Electricity | IEPA | |
| XOQ | | ERCOT North 345kV Physical HE 0700-1100 Daily Fixed Price | Electricity | IEPA | |
| XPE | | ERCOT North 345kV Physical HE 0700-1100 Fixed Price | Electricity | IEPA | |
| YDM | | ERCOT North 345kV Physical HE 0700-1100,1700-2200 Daily Fixed Price | Electricity | IEPA | |
| XOO | | ERCOT North 345kV Physical HE 1-6, 23, 24, 7x Daily Fixed Price | Electricity | IEPA | |
| XPB | | ERCOT North 345kV Physical HE 1-6, 23, 24, 7x Fixed Price | Electricity | IEPA | |
| Y1S | | ERCOT North 345kV Physical HE 1000-1700 Fixed Price 5x | Electricity | IEPA | |
| Y1R | | ERCOT North 345kV Physical HE 1000-1700 Fixed Price 5x Daily Fixed Price | Electricity | IEPA | |
| Y1K | | ERCOT North 345kV Physical HE 1000-1700 Fixed Price 7x | Electricity | IEPA | |