---
kind: "section"
citation: "30 C.F.R. § 28.25"
title: "30"
number: "28.25"
heading: "Changes or modifications of approved fuses; issuance of modification of certificate of approval."
url: "https://uscodex.org/cfr/30/28.25"
---

# §28.25. Changes or modifications of approved fuses; issuance of modification of certificate of approval.

- (a) Each applicant may, if he desires to change any feature of an approved fuse, request a modification of the original certificate of approval issued by MSHA for such fuse by filing an application for modification in accordance with the provisions of this section.
- (b) Applications, including fees, shall be submitted as specified in [§ 28.10](/cfr/30/28.10.md) for an original certificate of approval, with a request for a modification of the existing certificate to cover any proposed change.
- (c) The application for modification, together with the examination, inspection, and test results prescribed by [§ 28.10](/cfr/30/28.10.md) shall be examined and evaluated by MSHA to determine if the proposed modification meets the requirements of this part.
- (d) If the proposed modification meets the requirements of this part, a formal modification of approval will be issued, accompanied, where necessary, by reproductions of revised approval labels or markings.

## Notes

### Authority

Authority: 30 U.S.C. 957, 961.

### Source

Source: 37 FR 7562, Apr. 15, 1972, unless otherwise noted.