StacksVerified U.S. regulatory reference

40 CFR §63.5988

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov
  1. (a)You must meet each emission limit in either option 1 or option 2 of Table 3 to this subpart that applies to you.
  2. (b)If you use an add-on control device to meet the emission limits in Table 3 to this subpart, you must also meet each operating limit in Table 4 to this subpart that applies to you.