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Table 1 to Subpart III of Part 63—Applicability of General Provisions (40 CFR Part 63, Subpart A) to Subpart III

Applicability of General Provisions (40 CFR Part 63, Subpart A) to Subpart III

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Displayed edition2026-04-27
Last updated2026-04-27

Table 1 to Subpart III of Part 63—Applicability of General Provisions (40 CFR Part 63, Subpart A) to Subpart III

Subpart A referenceApplies to

subpart III
Comment
§ 63.1YESExcept that § 63.1(c)(2) is not applicable to the extent area sources are not subject to subpart III.
§ 63.2YESDefinitions are modified and supplemented by § 63.1292.
§ 63.3YES
§ 63.4YES
§ 63.5YES
§ 63.6(a)-(d)YES
§ 63.6(e)(1)(i)NOSee § 63.1290(d)(4) for general duty requirement.
§ 63.6(e)(1)(ii)NO
§ 63.6(e)(1)(iii)YES
§ 63.6(e)(2)-(3)NO
§ 63.6(f)(1)NO
§ 63.6(f)(2)-(3)YES
§ 63.6(g)YES
§ 63.6(h)NOSubpart III does not require opacity and visible emission standards.
§ 63.6(i)-(j)YES
§ 63.7NOPerformance tests not required by subpart III.
§ 63.8NOContinuous monitoring, as defined in subpart A, is not required by subpart III.
§ 63.9(a)-(d)YES
§ 63.9(e)-(g)NO
§ 63.9(h)NOSubpart III specifies Notification of Compliance Status requirements.
§ 63.9(i)-(j)YES
§ 63.9(k)YesOnly as specified in § 63.9(j).
§ 63.10(a)YES
§ 63.10(b)(1)YES
§ 63.10(b)(2)(i)NO
§ 63.10(b)(2)(ii)NOSee § 63.1307(h) for recordkeeping of (1) date, time and duration; (2) listing of affected source or equipment and an estimate of the volume of each regulated pollutant emitted over the standard; and (3) actions to minimize emissions and any actions taken at the discretion of the owner or operator to prevent recurrence of the failure to meet an applicable requirement.
§ 63.10(c)NO
§ 63.10(d)(1)YES
§ 63.10 (d) (2)-(3)NO
§ 63.10(d)(4)YES
§ 63.10(d)(5)NOSee § 63.1306(f) for malfunction reporting requirements.
§ 63.10(e)NO
§ 63.10(f)YES
§ 63.11YES
§ 63.12YES
§ 63.13YES
§ 63.14YES
§ 63.15YES

[63 FR 53996, Oct. 7, 1998, as amended at 79 FR 48088, Aug. 15, 2014; 85 FR 73898, Nov. 19, 2020]