StacksVerified U.S. regulatory reference

40 CFR Part 63, Table 7

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov
For each . . .During this time frame . . .You must comply with the emission limitations in Table 1 to this subpart using the . . .
Existing affected sourceBefore 10/16/2017Between 10/16/2017 and October 16, 2018On and after October 16, 201898-Percent Option.98-Percent Option, Average Option, or Batch Option.Average Option or Batch Option.
New or reconstructed affected source that you start up prior to 10/16/2017Before 10/16/2017Between 10/16/2017 and October 16, 2018On and after October 16, 201898-Percent Option.98-Percent Option, Average Option, or Batch Option.Average Option or Batch Option.
New or reconstructed affected source that you start up after 10/16/2017After 10/16/2017Average Option or Batch Option.