---
kind: "section"
citation: "40 C.F.R. § 60.5405b"
title: "40"
number: "60.5405b"
heading: "What standards apply to sweetening unit affected facilities?"
url: "https://uscodex.org/cfr/40/60.5405b"
---

# §60.5405b. What standards apply to sweetening unit affected facilities?

- (a) During the initial performance test required by [§ 60.8(b)](/cfr/40/60.8.md?p=b), you must achieve at a minimum, an SO2 emission reduction efficiency (Zi) to be determined from table 3 to this subpart based on the sulfur feed rate (X) and the sulfur content of the acid gas (Y) of the affected facility.
- (b) After demonstrating compliance with the provisions of [paragraph (a)](#a) of this section, you must achieve at a minimum, an SO2 emission reduction efficiency (Zc) to be determined from table 4 to this subpart based on the sulfur feed rate (X) and the sulfur content of the acid gas (Y) of the affected facility.
- (c) You must demonstrate initial compliance with the standards that apply to sweetening unit affected facilities as required by [§ 60.5410b(i)](/cfr/40/60.5410b.md?p=i).
- (d) You must demonstrate continuous compliance with the standards that apply to sweetening unit affected facilities as required by [§ 60.5415b(k)](/cfr/40/60.5415b.md?p=k).
- (e) You must perform the reporting as required by § [60.5420b(a)(1)](/cfr/40/60.5420b.md?p=a-1), [(b)(1)](/cfr/40/60.5420b.md?p=b-1), and [§ 60.5423b](/cfr/40/60.5423b.md) and the recordkeeping as required by [§ 60.5423b](/cfr/40/60.5423b.md).

## Notes

### Source

Source: 89 FR 17043, Mar. 8, 2024, unless otherwise noted.

### Authority

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

### Source

Source: 36 FR 24877, Dec. 23, 1971, unless otherwise noted.