---
kind: "section"
citation: "46 C.F.R. § 197.300"
title: "46"
number: "197.300"
heading: "Applicability."
url: "https://uscodex.org/cfr/46/197.300"
---

# §197.300. Applicability.

- (a) Each diving installation used on each vessel or facility subject to this subpart must meet the requirements of this subpart.
- (b) In addition to the requirements of this subpart, equipment which is permanently installed on vessels and is part of the diving installation must meet Subchapters F and J of this chapter.
- (c) All repairs and modifications to pressure vessels used for commercial diving operations must be made in accordance with the requirements of section VIII, division 1 or division 2 of the ASME Code, ASME PVHO-1, [part 54](/cfr/46/part54.md) of this chapter, or [49 CFR 173.34](/cfr/49/173.34.md), as applicable.
- (d) All repairs and modifications to pressure piping used for commercial diving operations must be made in accordance with the requirements of the ANSI Code or [part 56](/cfr/46/part56.md) of this chapter, as applicable.

## Notes

### Authority

Authority: 33 U.S.C. 1509; 43 U.S.C. 1333; 46 U.S.C. 3306, 3703, 6101; Department of Homeland Security Delegation No. 0170.1.

### Source

Source: CGD 76-009, 43 FR 53683, Nov. 16, 1978, unless otherwise noted.