---
kind: "section"
citation: "43 C.F.R. § 11.18"
title: "43"
number: "11.18"
heading: "Incorporation by reference."
url: "https://uscodex.org/cfr/43/11.18"
---

# §11.18. Incorporation by reference.


Certain material is incorporated by reference into this part with the approval of the Director of the Federal Register under 5 U.S.C. [552(a)](/usc/5/552.md?p=a) and [1](/usc/5/1.md) CFR [part 51](/cfr/43/part51.md). To enforce any edition other than that specified in this section, the Department of the Interior (DOI) must publish a document in the Federal Register and the material must be available to the public. This incorporation by reference (IBR) material is available for inspection at DOI and the National Archives and Records Administration (NARA). Contact DOI at: Interior Library, 1849 C Street NW, MS 1151, Washington, DC 20240; (202) 208-5518; www.doi.gov/library. For information on the availability of this material at NARA, visit www.archives.gov/federalregister/cfr/ibr-locations or email fr.inspection@nara.gov. The material may be obtained from the following sources:

- (a) **American Fisheries Society (AFS), 425 Barlow Place, Bethesda, MD 20814; phone—** 301-897-8616, website: fisheries.org/.
  - (1) **Investigation and Monetary Values of Fish and Freshwater Mollusk Kills.** Edited by Robert I. Southwick and Andrew J. Loftus. Special Publication 35. Second printing, August 2018. (AFS Special Publication 35). IBR approved for §§ [11.62](/cfr/43/11.62.md) and [11.71](/cfr/43/11.71.md).
  - (2) [Reserved]
- (b) **The Appraisal Foundation, 1155 15th Street NW, Suite 1111, Washington, DC 20005; phone—** 202.347.7722; email: info@appraisalfoundation.org; website: appraisalfoundation.org/imis/.
  - (1) **Interagency Land Acquisition Conference—** Uniform Appraisal Standards for Federal Land Acquisitions. 2016. ISBN: 978-0-09892208-8-0. (Uniform Appraisal Standards for Federal Land Acquisitions 2016). IBR approved for [§ 11.83](/cfr/43/11.83.md).
  - (2) [Reserved]

## Notes

### Amendments

[91 FR 42878, July 13, 2026]

### Authority

Authority: 42 U.S.C. 9651(c), as amended.

### Source

Source: 51 FR 27725, Aug. 1, 1986, unless otherwise noted.

### Amendments

[91 FR 42878, July 13, 2026]