---
kind: "section"
citation: "40 C.F.R. § 261.400"
title: "40"
number: "261.400"
heading: "Applicability."
url: "https://uscodex.org/cfr/40/261.400"
---

# §261.400. Applicability.


The requirements of this subpart apply to (1) those areas of an entity managing hazardous secondary materials excluded under [§ 261.4(a)(23)](/cfr/40/261.4.md?p=a-23) and/or (24) where such materials are generated or accumulated on site, and (2) facilities regulated under the standards at [40 CFR part 266](/cfr/40/part266.md), [subpart Q](/cfr/40/subpartQ.md) that receive ignitable spent refrigerant from off-site and that are not transfer facilities that store the refrigerants for less than ten (10) days.

- (a) A generator of hazardous secondary material, or an intermediate or reclamation facility, that accumulates 6000 kg or less of hazardous secondary material at any time must comply with §§ [261.410](/cfr/40/261.410.md) and [261.411](/cfr/40/261.411.md).
- (b) A generator of hazardous secondary material, or an intermediate or reclamation facility that accumulates more than 6000 kg of hazardous secondary material at any time must comply with §§ [261.410](/cfr/40/261.410.md) and [261.420](/cfr/40/261.420.md).
- (c) Facilities receiving refrigerant from off-site under [40 CFR part 266](/cfr/40/part266.md), [subpart Q](/cfr/40/subpartQ.md) that are not transfer facilities that store the refrigerants for less than ten (10) days must comply with §§ [261.410](/cfr/40/261.410.md) and [261.420](/cfr/40/261.420.md).

## Notes

### Amendments

[80 FR 1777, Jan. 13, 2015, as amended at 88 FR 54102, Aug. 9, 2023; 89 FR 82870, Oct. 11, 2024]

### Source

Source: 80 FR 1777, Jan. 13, 2015, unless otherwise noted.

### Authority

Authority: 42 U.S.C. 6905, 6912(a), 6921, 6922, 6924(y) and 6938.

### Source

Source: 45 FR 33119, May 19, 1980, unless otherwise noted.

### Amendments

[80 FR 1777, Jan. 13, 2015, as amended at 88 FR 54102, Aug. 9, 2023; 89 FR 82870, Oct. 11, 2024]