---
kind: "section"
citation: "46 C.F.R. § 164.007-3"
title: "46"
number: "164.007-3"
heading: "Conditions of approval."
url: "https://uscodex.org/cfr/46/164.007-3"
---

# §164.007-3. Conditions of approval.

- (a) Structural insulation shall be of such quality as to successfully meet the requirements for an incombustible material as set forth in [subpart 164.009](/cfr/46/subpart164.009.md) of this part.
- (b) Structural insulation shall be of such quality and thickness as to successfully pass all of the tests set forth in [§ 164.007-4](/cfr/46/164.007-4.md), and the retests required by [§ 164.007-8](/cfr/46/164.007-8.md).
- (c) The product shall be so marked as to be readily identifiable to an inspector in the field. The marking shall include the Coast Guard approval number.

## Notes

### Source

Source: CGFR 69-72, 34 FR 17498, Oct. 29, 1969, unless otherwise noted.

### Authority

Authority: 46 U.S.C. 3306, 3703, 4302; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; DHS Delegation 00170.1, Revision No. 01.4.