| Reference
| Applies to affected sources in subpart GG
| Comment
| 63.1(a)(1) | Yes
| | 63.1(a)(2) | Yes
| | 63.1(a)(3) | Yes
| | 63.1(a)(4) | Yes
| | 63.1(a)(5) | No | Reserved.
| 63.1(a)(6) | Yes
| | 63.1(a)(7) | Yes
| | 63.1(a)(8) | Yes
| | 63.1(a)(9) | No | Reserved.
| 63.1(a)(10) | Yes
| | 63.1(a)(11) | Yes
| | 63.1(a)(12) | Yes
| | 63.1(a)(13) | Yes
| | 63.1(a)(14) | Yes
| | 63.1(b)(1) | Yes
| | 63.1(b)(2) | Yes
| | 63.1(b)(3) | Yes
| | 63.1(c)(1) | Yes
| | 63.1(c)(2) | Yes | Subpart GG does not apply to area sources.
| 63.1(c)(3) | No | Reserved.
| 63.1(c)(4) | Yes
| | 63.1(c)(5) | Yes
| | 63.1(c)(6) | Yes
| | 63.1(d) | No | Reserved.
| 63.1(e) | Yes
| | 63.2 | Yes
| | 63.3 | Yes
| | 63.4(a)(1) | Yes
| | 63.4(a)(2) | Yes
| | 63.4(a)(3) | Yes
| | 63.4(a)(4) | No | Reserved.
| 63.4(a)(5) | Yes
| | 63.4(b) | Yes
| | 63.4(c) | Yes
| | 63.5(a) | Yes
| | 63.5(b)(1) | Yes
| | 63.5(b)(2) | No | Reserved.
| 63.5(b)(3) | Yes
| | 63.5(b)(4) | Yes
| | 63.5(b)(5) | Yes
| | 63.5(b)(6) | Yes
| | 63.5(c) | No | Reserved.
| 63.5(d)(1)(i) | Yes
| | 63.5(d)(1)(ii)(A)-(H) | Yes
| | 63.5(d)(1)(ii)(I) | No | Reserved.
| 63.5(d)(1)(ii)(J) | Yes
| | 63.5(d)(1)(iii) | Yes
| | 63.5(d)(2)-(4) | Yes
| | 63.5(e) | Yes
| | 63.5(f) | Yes
| | 63.6(a) | Yes
| | 63.6(b)(1)-(5) | Yes | § 63.749(a) specifies compliance dates for new sources.
| 63.6(b)(6) | No | Reserved.
| 63.6(b)(7) | Yes
| | 63.6(c)(1) | Yes
| | 63.6(c)(2) | No | The standards in subpart GG are promulgated under section 112(d) of the Act.
| 63.6(c)(3)-(4) | No | Reserved.
| 63.6(c)(5) | Yes
| | 63.6(d) | No | Reserved.
| 63.6(e)(1)(i) | No | See § 63.743(e) for general duty requirement.
| 63.6(e)(1)(ii) | No
| | 63.6(e)(2) | No | Section reserved.
| 63.6(e)(3) | No
| | 63.6(f)(1) | No
| | 63.6(f)(2)-(f)(3) | Yes
| | 63.6(g) | Yes
| | 63.6(h) | No | The standards in subpart GG do not include opacity standards.
| 63.6(i)(1)-(3) | Yes
| | 63.6(i)(4)(i)(A) | Yes
| | 63.6(i)(4)(i)(B) | No | § 63.743(a)(4) specifies that requests for extension of compliance must be submitted no later than 120 days before an affected source's compliance date.
| 63.6(i)(4)(ii) | No | The standards in subpart GG are promulgated under section 112(d) of the Act.
| 63.6(i)(5)-(12) | Yes
| | 63.6(i)(13) | Yes
| | 63.6(i)(14) | Yes
| | 63.6(i)(15) | No | Reserved.
| 63.6(i)(16) | Yes
| | 63.6(j) | Yes
| | 63.7(a)(1) | Yes
| | 63.7(a)(2)(i)-(vi) | Yes
| | 63.7(a)(2)(vii)-(viii) | No | Reserved.
| 63.7(a)(2)(ix) | Yes
| | 63.7(a)(3) | Yes
| | 63.7(b) | Yes
| | 63.7(c) | Yes
| | 63.7(d) | Yes
| | 63.7(e)(1) | No | See § 63.749(j).
| 63.7(e)(2)-(4) | Yes
| | 63.7(f) | Yes
| | 63.7(g)(1) | Yes
| | 63.7(g)(2) | No | Reserved.
| 63.7(g)(3) | Yes
| | 63.7(h) | Yes
| | 63.8(a)(1)-(2) | Yes
| | 63.8(a)(3) | No | Reserved.
| 63.8(a)(4) | Yes
| | 63.8(b) | Yes
| | 63.8(c)(1)(i) | No
| | 63.8(c)(1)(ii) | Yes
| | 63.8(c)(1)(iii) | No
| | 63.8(c)(2)-(d)(2) | Yes
| | 63.8(d)(3) | No
| | 63.8(e)(1)-(4) | Yes
| | 63.8(e)(5)(i) | Yes
| | 63.8(e)(5)(ii) | No | The standards in subpart GG do not include opacity standards.
| 63.8(f)(1) | Yes
| | 63.8(f)(2)(i)-(vii) | Yes
| | 63.8(f)(2)(viii) | No | The standards in subpart GG do not include opacity standards.
| 63.8(f)(2)(ix) | Yes
| | 63.8(f)(3)-(6) | Yes
| | 63.8(g) | Yes
| | 63.9(a) | Yes
| | 63.9(b)(1) | Yes
| | 63.9(b)(2) | Yes | § 63.753(a)(1) requires submittal of the initial notification at least 1 year prior to the compliance date; § 63.753(a)(2) allows a title V or part 70 permit application to be substituted for the initial notification in certain circumstances.
| 63.9(b)(3) | Yes
| | 63.9(b)(4) | Yes
| | 63.9(b)(5) | Yes
| | 63.9(c) | Yes
| | 63.9(d) | Yes
| | 63.9(e) | Yes
| | 63.9(f) | No | The standards in subpart GG do not include opacity standards.
| 63.9(g)(1) | No
| | 63.9(g)(2) | No | The standards in subpart GG do not include opacity standards.
| 63.9(g)(3) | No
| | 63.9(h)(1)-(3) | Yes | § 63.753(a)(1) also specifies additional information to be included in the notification of compliance status.
| 63.9(h)(4) | No | Reserved.
| 63.9(h)(5)-(6) | Yes
| | 63.9(i) | Yes
| | 63.9(j) | Yes
| | 63.9(k) | Yes | Only 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) | No | See § 63.752(a) for recordkeeping of (1) date, time, and duration; (2) listing of affected source or equipment, and an estimate of the quantity of each regulated pollutant emitted over the standard; and (3) actions to minimize emissions and correct the failure.
| 63.10(b)(2)(iii) | Yes
| | 63.10(b)(2)(iv)-(v) | No
| | 63.10(b)(2)(vi) | Yes
| | 63.10(b)(2)(vi)(A)-(C) | No | § 63.10(b)(vii)(A), (B) and (C) do not apply because subpart GG does not require the use of CEMS.
| 63.10(b)(2)(vii)-(xiv)
| | | 63.10(b)(3) | Yes
| | 63.10(c)(1) | No
| | 63.10(c)(2)-(4) | No | Reserved.
| 63.10(c)(5)-(6) | No
| | 63.10(c)(7)-(8) | Yes
| | 63.10(c)(9) | No | Reserved.
| 63.10(c)(10)-(13) | No
| | 63.10(c)(14) | No | § 63.8(d) does not apply to this subpart.
| 63.10(c)(15) | No
| | 63.10(d)(1)-(2) | Yes
| | 63.10(d)(3) | No | The standards in subpart GG do not include opacity standards.
| 63.10(d)(4) | Yes
| | 63.10(d)(5) | No | See § 63.753(a)(5) for malfunction reporting requirements.
| 63.(10)(e)(1) | No
| | 63.10(e)(2)(i) | No
| | 63.10(e)(2)(ii) | No | The standards in subpart GG do not include opacity standards.
| 63.10(e)(3) | No
| | 63.10(e)(4) | No | The standards in subpart GG do not include opacity standards.
| 63.10(f) | Yes
| | 63.11 | Yes
| | 63.12 | Yes
| | 63.13 | Yes
| | 63.14 | Yes
| | 63.15 | Yes
| | 63.16 | Yes | |
