StacksVerified U.S. regulatory reference

40 CFR Part 63, Table 9

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov
You must submit a(n) . . .The report must contain . . .You must submit the report . . .
(1) Compliance reportThe information in § 63.2281(c) through (g)Semiannually according to the requirements in § 63.2281(b).
(2) Immediate startup, shutdown, and malfunction report if you had a startup, shutdown, or malfunction during the reporting period that is not consistent with your SSMP before August 13, 2021.1(i) Actions taken for the event (ii) The information in § 63.10(d)(5)(ii)By fax or telephone within 2 working days after starting actions inconsistent with the plan.By letter within 7 working days after the end of the event unless you have made alternative arrangements with the permitting authority.
(3) Performance test reportThe information required in § 63.7(g)According to the requirements of § 63.2281(i).
(4) CMS performance evaluation, as required for CEMS under § 63.2269(d)(2)The information required in § 63.7(g)According to the requirements of § 63.2281(j).

1 The requirement for the SSM report in row 2 of this table does not apply for new or reconstructed affected sources that commenced construction or reconstruction after September 6, 2019.

[85 FR 49465, Aug. 13, 2020]