From Gov Info:

This Policy Statement addresses only filings pursuant to FPA section 205.7

7. This limitation is unchanged from the Proposed Policy Statement, but we reiterate this point here in response to certain comments requesting clarity on whether the Policy Statement has any bearing on proceedings initiated pursuant to FPA section 206. See, e.g., MISO Nov. 16, 2020 Comments at 5; R Street Nov. 16, 2020 Comments at 1–2.