| 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 | Electricity | IEPA | |
| YGS | | ERCOT Houston Load Zone HE 0100-0600, 2300, 2400, 7x | Electricity | IEPA | |
| YGJ | | ERCOT Houston Load Zone Off-Peak Weekend | Electricity | IEPA | |
| YGK | | ERCOT Houston Load Zone Off-Peak Weekend | 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 | |
| YFO | | ERCOT North 345kV Hub HE 0700-2200, 7x | Electricity | IEPA | |
| YFN | | ERCOT North 345kV Hub HE 0700-2200, 7x Daily 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 | |
| Y1J | | ERCOT North 345kV Physical HE 1000-1700 Fixed Price 7x Daily Fixed Price | Electricity | IEPA | |
| XOA | | ERCOT North 345kV Physical HE 1200-2200 Daily Fixed Price | Electricity | IEPA | |
| XRZ | | ERCOT North 345kV Physical HE 1200-2200 Fixed Price | Electricity | IEPA | |
| XRW | | ERCOT North 345kV Physical HR ATC | Electricity | IEPA | |
| YDE | | ERCOT North 345kV Physical HR ATC | Electricity | IEPA | |
| XPW | | ERCOT North 345kV Physical HR HE 0700-1100 | Electricity | IEPA | |
| XPS | | ERCOT North 345kV Physical HR HE 1-6, 23, 24, 7x | Electricity | IEPA | |
| XPV | | ERCOT North 345kV Physical HR HE 1200-2200 | Electricity | IEPA | |
| YDA | | ERCOT North 345kV Physical HR HE 1700-2200 | Electricity | IEPA | |
| XPU | | ERCOT North 345kV Physical HR Off-Peak | Electricity | IEPA | |
| YDG | | ERCOT North 345kV Physical HR Off-Peak | Electricity | IEPA | |
| XPT | | ERCOT North 345kV Physical HR Off-Peak Weekend HE 0700-2200 | Electricity | IEPA | |
| YDU | | ERCOT North 345kV Physical HR Peak HE 0700-1100,1700-2200 | Electricity | IEPA | |
| XPR | | ERCOT North 345kV Physical HR Peak HE 0700-2200 | Electricity | IEPA | |
| YDF | | ERCOT North 345kV Physical HR Peak HE 0700-2200 | Electricity | IEPA | |
| YCT | | ERCOT North 345kV Physical HR Peak HE 1700-2200 | Electricity | IEPA | |
| YDH | | ERCOT North 345kV Physical Monthly ATC Fixed Price | Electricity | IEPA | |
| XOB | | ERCOT North 345kV Physical Off-Peak Daily Fixed Price | Electricity | IEPA | |
| YDK | | ERCOT North 345kV Physical Off-Peak Daily Fixed Price | Electricity | IEPA | |
| XPD | | ERCOT North 345kV Physical Off-Peak Fixed Price | Electricity | IEPA | |
| YDL | | ERCOT North 345kV Physical Off-Peak Monthly Fixed Price | Electricity | IEPA | |