1. Crime Lab Agencies

3. FBI Federal Bureau of Investigation
Maintains the largest crime lab in the world

4. DEA Drug Enforcement Administrative Laboratories
(Department of Justice)
Analysis of drugs seized in violation of federal laws

5. ATF Bureau of Alcohol, Tobacco, and Firearms
(Department of Treasure)
Analyzing alcoholic beverages and documents relating to tax law enforcement as well as for examining weapons, explosive devices, and related evidence

6. U.S. Postal Inspection Service
Criminal investigation related to the postal service

7. State
Maintain a crime laboratory to service state and local law enforcement agencies that do not have ready access to a laboratory
Northville has a state forensic lab…specializes in DNA for the state of Michigan

8. Local
Provide services to county and municipal agencies