# National Organic Program (NOP); Amendments to the National List of Allowed and Prohibited Substances (Livestock)
> **Agricultural Marketing Service** · Final rule. · Published 2007-12-12 · Effective 2007-12-13 · 72 FR 70479
## Document
- **Document number:** E7-23915
- **Category:** organic
- **Sub-agency:** Agricultural Marketing Service
- **Federal Register citation:** 72 FR 70479
- **CFR reference:** 7 CFR 205
- **Publication date:** 2007-12-12
- **Effective date:** 2007-12-13
- **USDA docket:** Docket Number AMS-TM-07-0123
## Abstract

This final rule amends the U.S. Department of Agriculture's (USDA) National List of Allowed and Prohibited Substances (National List) regulations to enact recommendations submitted to the Secretary of Agriculture (Secretary) by the National Organic Standards Board (NOSB) from October 30, 2000, through March 3, 2005. Consistent with the recommendations from the NOSB, this final rule adds two defined terms and nine substances, along with any restrictive annotations, and a category of substances to the National List.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2007/12/12/E7-23915/national-organic-program-nop-amendments-to-the-national-list-of-allowed-and-prohibited-substances)
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