Department of the Interior Departmental Manual, Part 446: Law Enforcement, Chapter 10: Firearms and Other Defensive Equipment [open pdf - 22KB]
This U.S. Department of the Interior Departmental Manual, Part 446: Law Enforcement, Chapter 10 outlines the purpose, policies, guidelines, authority to carry firearms, types of firearms, required qualifications, Actions to be Taken When Firearms Are Discharged, Use of Defensive Weapons, Use of Chemical Agents, Actions to be Taken When Force is Used, Inspection of Firearms and other Defensive Weapons, and Boards of Inquiry for Firearms and Other Defensive Equipment. This document 10/4/00 #3335 replaces 9/21/93 #446-1.
446 DM 10
Electronic Library of Interior Policies (ELIPS): http://elips.doi.gov/