Final NTG Research Memos

The memos on this page include final Net to Gross (NTG) research prepared by independent evaluators beginning in 2018, organized by Program Administrator. Documents are organized by the year research was completed.

Ameren Illinois NTG Research

2023 Program Year

2022 Program Year

2021 Program Year

2020 Program Year

2019 Program Year

2018 Program Year

ComEd NTG Research

2023 Program Year

2022 Program Year

2021 Program Year

2020 Program Year

2019 Program Year

2018 Program Year

Nicor Gas NTG Research

2023 Program Year

2022 Program Year

2021 Program Year

2020 Program Year

2019 Program Year

2018 Program Year

Peoples Gas & North Shore Gas NTG Research

2023 Program Year

2022 Program Year

  • No NTG research

2021 Program Year

2020 Program Year

2019 Program Year

2018 Program Year

Research from Electric Program Year 9 / Gas Program Year 6

Research from Electric Program Year 7 / Gas Program Year 4