Key implementing regulations that complement the Endangered Species Act itself include:
- 50 CFR 402 – Interagency cooperation (consultation) regulations
- Recovery and restoration activities: Policy on streamlined consultations
- Habitat surrogates: Federal Register notice on Incidental Take Statement regs
- 50 CFR 422 – General regulations for marine T&E species
- National Marine Fisheries Service regulations
- Includes the definition of “harm”; Federal Register notice
- 50 CFR 424 – Listing regulations
These are also referenced and linked on the pages of the relevant sections of the Act. Additional policies and procedures may be found on the U.S. Fish and Wildlife Service’s ESA Library.