---
kind: "section"
citation: "40 C.F.R. § 63.1328"
title: "40"
number: "63.1328"
heading: "Heat exchange systems provisions."
url: "https://uscodex.org/cfr/40/63.1328"
---

# §63.1328. Heat exchange systems provisions.

- (a) Except as specified in [paragraph (b)](#b) of this section, each owner or operator of an affected source shall comply with [§ 63.104](/cfr/40/63.104.md), with the differences noted in [paragraphs (c) through (h)](#c..h) of this section, for the purposes of this subpart.
- (b) The provisions of [paragraph (a)](#a) of this section do not apply to each process contact cooling tower that is associated with an existing affected source manufacturing PET.
- (c) When the term “chemical manufacturing process unit” is used in [§ 63.104](/cfr/40/63.104.md), the term “thermoplastic product process unit” shall apply for purposes of this subpart, with the exception noted in [paragraph (d)](#d) of this section.
- (d) When the phrase “a chemical manufacturing process unit meeting the conditions of [§ 63.100(b)(1) through (b)(3)](/cfr/40/63.100.md?p=b-1..b-3) of this subpart, except for chemical manufacturing process units meeting the condition specified in [§ 63.100(c)](/cfr/40/63.100.md?p=c) of this subpart” is used in [§ 63.104(a)](/cfr/40/63.104.md?p=a), the term “a TPPU, except for TPPUs meeting the condition specified in [§ 63.1310(b)](/cfr/40/63.1310.md?p=b)” shall apply for purposes of this subpart.
- (e) When [§ 63.104](/cfr/40/63.104.md) refers to Table 4 of [subpart F](/cfr/40/subpartF.md) of this part or Table 9 of [subpart G](/cfr/40/subpartG.md) of this part, the owner or operator is only required to consider organic HAP listed on Table 6 of this subpart, except for ethylene glycol which need not be considered under this section, for purposes of this subpart.
- (f) When [§ 63.104(c)(3)](/cfr/40/63.104.md?p=c-3) specifies the monitoring plan retention requirements, and when [§ 63.104(f)(1)](/cfr/40/63.104.md?p=f-1) refers to the record retention requirements in [§ 63.103(c)(1)](/cfr/40/63.103.md?p=c-1), the requirements in §§ [63.1335(a)](/cfr/40/63.1335.md?p=a) and [63.1335(h)](/cfr/40/63.1335.md?p=h) shall apply, for purposes of this subpart.
- (g) When [§ 63.104(f)(2)](/cfr/40/63.104.md?p=f-2) requires information to be reported in the Periodic Reports required by [§ 63.152(c)](/cfr/40/63.152.md?p=c), the owner or operator shall instead report the information specified in [§ 63.104(f)(2)](/cfr/40/63.104.md?p=f-2) in the Periodic Reports required by [§ 63.1335(e)(6)](/cfr/40/63.1335.md?p=e-6), for the purposes of this subpart.
- (h) The compliance date for heat exchange systems subject to the provisions of this section is specified in [§ 63.1311](/cfr/40/63.1311.md).

## Notes

### Amendments

[65 FR 38124, June 19, 2000]

### Source

Source: 61 FR 48229, Sept. 12, 1996, unless otherwise noted.

### Authority

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

### Source

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

### Amendments

[65 FR 38124, June 19, 2000]