---
kind: "section"
citation: "40 C.F.R. § 63.8681"
title: "40"
number: "63.8681"
heading: "Am I subject to this subpart?"
url: "https://uscodex.org/cfr/40/63.8681"
---

# §63.8681. Am I subject to this subpart?

- (a) You are subject to this subpart if you own or operate an asphalt processing facility or an asphalt roofing manufacturing facility, as defined in [§ 63.8698](/cfr/40/63.8698.md), that is a major source as defined in [§ 63.2](/cfr/40/63.2.md), or is located at, or is part of a major source as defined in [§ 63.2](/cfr/40/63.2.md).
- (b) After the applicable compliance date specified in [§ 63.8683](/cfr/40/63.8683.md), blowing stills, asphalt storage tanks, saturators, wet loopers, and coaters subject to the provisions of this subpart that are also subject to [40 CFR part 60](/cfr/40/part60.md), [subpart UU](/cfr/40/subpartUU.md), are required to comply only with provisions of this subpart.
- (c) This subpart does not apply to any equipment that is subject to [subpart CC](/cfr/40/subpartCC.md) of this part or to subpart [K](/cfr/40/subpartK.md), [Ka](/cfr/40/subpartKa.md), or Kb of [40 CFR part 60](/cfr/40/part60.md).
- (d) This subpart does not apply to asphalt processing and asphalt roofing manufacturing equipment used for research and development, as defined in [§ 63.8698](/cfr/40/63.8698.md).
- (e) The provisions of [subpart J](/cfr/40/subpartJ.md) of [40 CFR part 60](/cfr/40/part60.md) do not apply to emissions from asphalt processing facilities subject to this subpart.
- (f) [Reserved]

## Notes

### Amendments

[68 FR 24577, May 7, 2003, as amended at 70 FR 28364, May 17, 2005; 85 FR 14548, Mar. 12, 2020]

### Source

Source: 68 FR 24577, May 7, 2003, unless otherwise noted.

### Authority

Authority: 42 U.S.C. 7401 et seq.

### Source

Source: 57 FR 61992, Dec. 29, 1992, unless otherwise noted.

### Amendments

[68 FR 24577, May 7, 2003, as amended at 70 FR 28364, May 17, 2005; 85 FR 14548, Mar. 12, 2020]